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pha
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d i
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l
dr
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n a
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v
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s
[
4
]
.
S
c
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hi
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d
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ne
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o c
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s
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G
o
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d m
ode
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s
i
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pl
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t
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c
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que
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ne
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d t
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s
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xa
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pl
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s
of
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a
t
i
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na
l
w
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o
f
b
r
us
hi
ng
t
e
e
t
h
f
o
r
c
h
i
l
d
r
e
n
.
T
h
e
w
a
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t
o
p
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e
n
t
o
r
a
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a
n
d
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t
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h
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d
r
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n
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l
d
b
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a
t
t
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t
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t
,
s
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m
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l
a
t
i
o
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s
o
r
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i
v
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de
m
ons
t
r
a
t
i
o
ns
,
a
u
di
o
vi
s
ua
l
p
r
o
gr
a
m
s
or
c
o
n
t
r
ol
l
e
d
t
oot
hb
r
us
hi
n
g
[
3
]
.
I
n
Y
o
gy
a
ka
r
t
a
S
pe
c
i
a
l
R
e
gi
o
n (
D
I
Y)
r
e
c
or
de
d
93
.
6
%
of
pe
o
pl
e
w
ho
be
ha
ve
t
o
br
us
h t
he
i
r
t
e
e
t
h
e
ve
r
y
da
y
,
but
o
nl
y
3.
4%
w
h
o
b
r
us
h
t
he
i
r
t
e
e
t
h
pr
o
pe
r
l
y
.
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o
ot
h
b
r
u
s
hi
n
g
be
ha
vi
or
i
s
m
os
t
c
om
m
only
d
one
af
t
er
a m
o
r
n
i
n
g
s
h
o
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er
w
i
t
h
8
8
.
6
% p
e
r
ce
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t
ag
e,
w
h
er
eas
t
i
m
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er
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g
t
h
e s
o
ci
et
y
o
f
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en
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n
o
t
b
r
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s
h
t
h
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e
t
h
,
i
t
i
s
a
r
o
u
n
d
5
.
2
%
[1
]
.
H
e
a
l
t
h
P
r
o
f
i
l
e o
f
S
l
em
an
D
i
s
t
r
i
ct
i
n
2
0
1
3
,
t
h
er
e ar
e t
en
m
aj
o
r
o
u
t
p
at
i
en
t
d
i
s
eas
es
i
n
v
ar
i
o
u
s
s
o
ci
et
y
h
eal
t
h
cen
t
er
f
o
r
al
l
ag
e g
r
o
u
p
s
i
n
cl
u
d
i
n
g
d
e
n
t
al
car
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es
d
i
s
eas
e.
P
at
i
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n
t
s
w
i
t
h
d
en
t
al
car
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es
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n
S
l
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m
a
n
D
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s
t
r
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c
t
i
n
2
0
1
2
w
a
s
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n
k
e
d
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o
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g
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t
t
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w
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t
h
t
h
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m
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o
f
p
at
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as
m
a
n
y
as
14
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8
4
1
i
n
ha
bi
t
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nt
s
.
2.
R
ES
EA
R
C
H
M
ETH
O
D
T
he
r
e
s
e
a
r
c
h m
e
t
hod
w
as
q
u
as
i
ex
p
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m
e
n
t
al
w
i
t
h o
ne
gr
ou
p
pr
e
t
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s
t
pos
t
t
e
s
t
de
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g
n.
R
e
s
e
a
r
c
h
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on
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uc
t
e
d i
n 2
01
7 a
t
S
D
Ne
g
e
r
i
3
S
l
e
m
a
n,
3r
d
gr
a
de
r
s
.
T
h
e
re
we
re
4
9 s
t
ude
nt
s
p
a
r
t
i
c
i
p
a
t
e
d
i
n
t
h
i
s
r
e
s
ear
ch
.
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h
e
i
nt
e
r
ve
nt
i
o
ns
c
o
n
duc
t
e
d
a
r
e
o
r
a
l
a
n
d
de
n
t
a
l
hy
gi
e
ne
e
d
u
c
a
t
i
on.
R
e
s
po
n
de
nt
s
a
r
e
e
xa
m
i
ne
d
r
e
l
a
t
e
d
t
o
t
he
i
r
de
nt
a
l
a
n
d
or
a
l
hy
gi
e
ne
l
e
ve
l
s
.
O
ne
o
f
t
he
f
a
c
t
or
s
t
ha
t
i
n
f
l
u
e
nc
e
de
nt
a
l
a
n
d
or
a
l
hy
gi
e
ne
i
s
t
he
us
e
o
f
br
a
c
ke
t
s
.
T
hi
s
c
a
n
be
a
c
o
nf
o
un
d
i
n
g
i
n
r
e
s
ear
c
h
.
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h
er
e
f
o
r
e,
t
o
o
v
er
c
o
m
e t
h
i
s
,
t
h
e
r
es
ea
r
ch
s
am
p
l
e t
ak
en
w
er
e
r
e
s
p
o
nde
nt
s
w
ho m
e
t
t
he
i
nc
l
us
i
o
n c
r
i
t
e
r
i
a
,
t
ha
t
i
s
s
t
ude
nt
s
w
ho
di
d
n
ot
us
e
t
h
e
b
r
a
c
ke
t
.
De
nt
a
l
a
nd
or
a
l
h
y
g
i
en
e
l
ev
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s
w
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r
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m
eas
u
r
ed
b
y
t
h
e P
H
P
I
n
d
ex
(
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at
i
en
t
H
y
g
i
en
e
P
er
f
o
m
an
ce
)
be
f
or
e
a
nd
a
f
t
e
r
t
he
i
nt
e
r
ve
nt
i
o
n.
T
he
r
e
q
ui
r
e
d i
ns
t
r
um
e
nt
s
a
r
e
l
i
qui
ds
of
di
s
c
l
os
i
n
g s
ol
ut
i
o
n,
t
o
ot
h
b
r
us
h
a
nd t
oot
hpa
s
t
e
,
a
n
d
di
a
g
no
s
t
i
c
s
e
t
(
gl
a
s
s
m
out
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s
on
de
,
t
we
e
z
e
r
s
,
a
nd e
xc
a
va
t
o
r
)
.
A
na
l
y
s
i
s
of
t
he
r
e
s
u
l
t
s
of
t
he
s
t
u
dy
w
a
s
c
o
ndu
c
te
d
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s
ing
p
a
ir
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d
t
t
es
t
w
i
t
h
9
5
%
c
o
n
f
i
d
en
ce
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ev
el
a
n
d
α
=
0
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0
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.
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t
h
i
cal
cl
ear
a
n
ce
f
o
r
t
h
i
s
r
es
ea
r
ch
w
as
o
b
t
ai
n
e
d
f
r
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m
t
h
e r
es
ear
c
h
et
h
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cs
co
m
m
i
t
t
ee o
f
U
n
i
v
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r
s
i
t
a
s
A
hm
a
d D
a
hl
a
n
,
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n
d
o
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e
s
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e
t
t
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r
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h
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c
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l
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r
ov
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l,
Num
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e
r
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pr
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pr
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l
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t
w
a
s
m
a
in
ta
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ne
d
t
hr
o
ug
h
ou
t
t
he
s
t
u
dy
.
3.
R
ES
U
LTS
A
N
D
D
I
S
C
U
S
S
I
O
N
T
he
n
um
be
r
o
f
r
e
s
p
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nde
nt
s
s
t
udi
e
d wa
s
4
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s
t
ude
nt
s
.
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l
l
o
f
r
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s
p
o
nde
nt
s
a
r
e
a
r
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n
d a
ge
9 y
e
a
r
s
(
1
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0%
)
.
T
he
m
a
jor
i
t
y
of
r
e
s
po
n
de
nt
s
a
r
e
m
a
l
e
(
5
9.
2%
)
.
P
e
r
c
e
n
ta
g
e
of
go
od P
H
P
i
n
d
e
x is
gr
e
a
te
r
t
h
a
n
m
ode
r
a
t
e
P
H
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i
nde
x.
T
h
e s
t
at
i
s
t
i
cal
t
es
t
i
s
u
s
ed
t
o
an
al
y
ze t
h
e a
v
er
a
g
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d
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f
f
e
r
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n
ce
o
f
t
h
e i
n
d
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en
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t
v
a
r
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a
b
l
e w
i
t
h
t
h
e
de
pe
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de
nt
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r
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va
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t
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na
l
y
s
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s
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n t
hi
s
s
t
u
dy
w
a
s
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ai
r
e
d
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am
p
l
e T
es
t
.
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ai
r
e
d
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am
p
l
e T
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t
w
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s
do
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n
g
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l
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m
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o
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s
d
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f
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o
f
m
ean
b
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b
ef
o
r
e
a
nd
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f
t
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r
gi
vi
ng
o
f
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uc
a
t
i
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n c
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nt
i
n
ue
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t
o c
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m
a
gni
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ude
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f
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e
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t
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f
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d
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t
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nd
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u
cat
i
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n
.
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am
p
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e T
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t
R
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u
l
t
s
o
f
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f
f
ect
o
f
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al
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n
d
M
o
r
al
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gi
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ne
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duc
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t
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n
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nt
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l
a
n
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l
Hy
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t
ude
nt
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t
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e
ge
r
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l
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e
d
on
T
a
bl
e
1
.
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ab
l
e 1
s
ho
ws
t
ha
t
t
he
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ve
r
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ge
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e
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e
t
e
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t
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nt
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l
a
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m
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a
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he
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ve
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g
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pos
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di
f
f
e
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w
h
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s
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1.
4
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T
hi
s
s
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ws
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4
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E
IS
S
N
:
225
2
-
88
22
D
e
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ude
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2
61
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ge
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l
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n
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es
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%)
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r
e f
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r
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h
e ag
e o
f
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e t
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cl
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t
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rd
g
r
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s
c
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l
w
h
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r
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t
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e s
h
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w
s
t
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at
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s
d
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er
e
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ce o
f
m
ean
v
al
u
e b
ef
o
r
e an
d
af
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e
d
u
cat
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o
n
.
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h
e
n
p
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e
-
t
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t
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h
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ve
r
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ge
va
l
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s
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8
23
b
ut
a
f
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g
t
he
p
os
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t
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a
ve
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ge
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l
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s
1.
4
8
30
.
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hi
s
s
h
ows
t
ha
t
t
he
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e
i
s
a d
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f
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er
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ce
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n
m
ean
s
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n
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gi
e
ne
be
f
o
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e
a
nd
a
f
t
e
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d
uc
a
t
i
on.
I
m
pr
ove
m
e
nt
o
f
de
nt
a
l
hy
gi
e
ne
a
nd
m
out
h
of
r
e
s
p
on
de
nt
s
c
a
us
e
d
by
t
he
r
e
s
e
a
r
c
he
r
w
h
o
ga
ve
i
nt
e
r
ve
nt
i
on
i
n t
he
f
o
r
m
of
gi
vi
n
g a
bo
ut
t
o
ot
h
a
n
d
m
out
h hy
gi
e
n
e
o
n r
e
s
p
o
nde
nt
us
i
ng
s
im
ul
a
t
i
on m
e
tho
d
wi
t
h
ja
w
m
ode
l
m
e
di
a
.
T
he
r
e
s
ul
t
s
of
c
ou
ns
e
l
i
n
g i
s
s
t
ude
nt
s
'
kn
owl
e
dge
i
nc
r
e
a
s
e
s
s
o i
t
i
s
e
xpe
c
t
e
d t
o f
i
x
w
e
l
l
t
he
m
a
i
nt
a
i
na
nc
e
o
f
de
n
t
a
l
a
nd
o
r
a
l
hy
gi
ne
w
hi
c
h c
a
n
be
a
p
pl
i
e
d e
ve
r
y
da
y
.
T
he
va
l
ue
of
p
ai
r
e
d
s
am
p
l
e
t
es
t
an
al
y
si
s
i
s
0
.
0
0
0
;
i
t
c
a
n
b
e
c
o
nc
l
u
de
d
a
s
t
he
i
nf
l
ue
nc
e
of
o
r
a
l
a
nd
de
n
t
a
l
hy
gi
e
ne
e
d
u
c
a
t
i
on
o
n
or
a
l
a
n
d
de
nt
a
l
hy
gi
e
ne
l
e
ve
l
a
m
ong
e
le
m
e
n
ta
r
y
s
c
hool
s
tu
d
e
n
ts
of
S
D
N
e
g
e
r
i 3
S
l
e
m
a
n.
T
h
us
,
s
t
ude
nt
s
can
u
n
d
er
s
t
a
n
d
t
h
e m
at
er
i
al
p
r
es
e
n
t
ed
b
y
t
h
e r
es
ea
r
c
h
er
r
el
at
ed
t
o o
r
a
l
hy
gi
e
ne
,
r
s
ut
e
d i
n t
o t
he
i
nc
r
e
a
s
e
d
l
ev
el
s
o
f
o
r
al
an
d
d
e
n
t
al
h
y
g
i
en
e.
C
h
a
r
act
er
i
zed
b
y
a
d
ecr
eas
e
i
n
t
h
e s
co
r
e o
f
P
H
P
s
t
u
d
en
t
s
.
Kno
w
le
dg
e
or
c
og
ni
t
i
ve
i
s
a
ve
r
y
i
m
por
t
a
nt
d
om
a
i
n f
or
t
h
e
f
or
m
a
t
i
on
o
f
o
ne
'
s
a
c
t
i
o
ns
[
5
]
.
B
e
ha
vi
o
r
ba
s
e
d o
n k
no
w
l
e
d
ge
w
i
l
l
be
m
or
e
l
a
s
t
i
ng
t
ha
n
be
ha
vi
or
t
ha
t
i
s
not
ba
s
e
d
on
k
no
wl
e
d
ge
.
I
f
t
he
r
e
c
i
pi
e
nt
of
t
he
ne
w
be
ha
vi
o
r
i
s
ba
s
e
d
o
n
kn
o
w
l
e
dge
,
a
wa
r
e
ne
s
s
a
n
d
a
p
os
i
t
i
ve
a
t
t
i
t
ude
t
he
n
t
he
be
ha
vi
o
r
of
t
he
r
e
c
i
pi
e
nt
s
wi
l
l
be
l
o
ng
l
a
s
t
i
ng.
I
n
t
he
ot
he
r
h
a
nd
wi
t
ho
ut
t
h
e
k
n
owl
e
dg
e
,
i
t
w
o
n
’
t
b
e
l
o
n
g
l
a
s
t
i
n
g
.
T
h
i
s
i
s
i
n
l
i
n
e
w
i
t
h
pr
e
vi
o
us
r
e
s
ear
ch
w
h
i
c
h
s
t
a
t
e
d
t
ha
t
s
t
ude
nt
s
w
ho
ha
ve
go
o
d kn
o
wl
e
d
ge
ha
ve
a
c
ha
nc
e
2.
2
t
i
m
e
s
t
o ha
v
e
g
o
od
de
nt
a
l
a
nd
or
a
l
hy
gi
e
ne
s
t
a
t
u
s
[
6
]
.
M
a
t
e
r
i
a
l
s
gi
ve
n
by
r
e
s
e
a
r
c
h
e
r
s
t
o
i
m
pr
o
ve
s
t
ude
nt
s
'
kn
o
w
l
e
dge
a
b
ou
t
or
a
l
h
yg
ie
n
e
dur
ing
c
ou
n
s
e
li
n
g
i
nc
l
ude
g
oo
d
a
nd c
or
r
e
c
t
t
o
ot
h
br
us
hi
n
g t
e
c
hni
que
s
,
b
r
u
s
hi
n
g t
im
e
,
t
oot
h
br
us
h f
or
m
a
nd
di
s
e
a
s
e
s
t
ha
t
i
s
c
a
us
e
d by
n
ot
doi
ng
b
r
u
s
i
n
g
t
e
e
t
h pr
o
pe
r
l
y
.
T
he
m
a
t
e
r
i
a
l
i
s
gi
ve
n
be
c
a
u
s
e
t
he
s
t
u
de
nt
s
ne
e
d t
o
u
nde
r
s
t
a
nd
w
e
l
l
s
o
t
h
a
t
t
he
m
a
i
nt
e
na
nc
e
o
f
go
o
d
de
nt
a
l
a
nd
o
r
a
l
he
a
l
t
h
of
t
he
c
hi
l
de
r
n
i
s
g
oo
d
a
l
on
g
wi
t
h
t
he
i
r
de
nt
a
l
a
nd
o
r
al
h
y
g
i
n
e
l
ev
el
.
S
ev
e
r
al
r
e
s
ear
ch
r
es
u
l
t
s
s
t
at
ed
t
h
at
t
h
e
r
e i
s
c
o
r
r
el
at
i
o
n
b
et
w
een
t
o
o
t
h
b
r
u
s
h
i
n
g
f
r
e
q
u
en
cy
a
n
d
d
e
n
t
a
l
h
y
g
i
e
n
e
l
e
v
e
l
,
t
h
e
r
e
i
s
c
o
r
r
e
l
a
t
i
o
n be
t
we
e
n
o
r
a
l
hy
gi
e
ne
wi
t
h
br
us
hi
n
g
s
ki
l
l
i
n bl
i
nd
c
hi
l
dr
e
n (
p
va
l
ue
=
0
.
0
0
2)
,
t
he
r
e
i
s
di
f
f
e
r
e
nc
e
o
f
m
e
a
ni
ngf
ul
i
nde
x
de
b
r
i
s
be
t
w
e
e
n
s
o
f
t
a
nd
m
e
di
um
s
of
t
b
r
us
h
(
p
va
l
ue
=
0
.
0
7
7
)
,
t
h
er
e
i
s
co
r
r
el
at
i
o
n
b
et
w
een
b
r
i
s
t
l
e
d
a
m
ag
e
t
o
t
h
e
l
e
v
el
o
f
d
e
n
t
al
h
y
g
i
en
e
i
n
c
hi
l
d
r
e
n
(
p
va
l
ue
=
0.
00
2
)
an
d
t
h
er
e
i
s
c
o
r
r
el
at
i
o
n
o
f
d
e
n
t
al
m
a
i
n
t
en
an
ce
b
e
h
av
i
o
r
w
i
t
h
car
i
es
e
x
p
e
r
i
en
ce
s
c
o
r
e
(
p
v
al
u
e
=
0
.
0
3
)
an
d
o
r
al
hy
gi
e
ne
s
c
or
e
(
p
va
l
ue
=
0
.
0
0
)
[
7
-
1
1
]
.
D
e
nt
a
l
a
nd
o
r
a
l
he
a
l
t
h e
d
uc
a
t
i
on i
s
a
n e
duc
a
t
i
ona
l
p
r
oc
e
s
s
t
ha
t
a
im
s
t
o im
pr
o
v
e
o
r
al
h
eal
t
h
.
O
n
e o
f
t
h
e t
h
eo
r
et
i
cal
f
o
u
n
d
at
i
o
n
s
o
f
t
h
e u
s
e o
f
m
et
h
o
d
s
a
n
d
m
ed
i
a i
n
t
h
e ed
u
cat
i
o
n
al
p
r
o
ces
s
,
t
h
e
D
al
e'
s
C
o
n
e
E
x
pe
r
i
e
nc
e
T
h
e
or
y
.
A
c
c
or
di
n
g t
o t
he
t
he
o
r
y
,
t
he
r
e
a
r
e
s
e
v
e
r
a
l
m
e
t
hods
t
ha
t
c
a
n
be
u
s
e
d i
n t
he
e
d
uc
a
t
i
ona
l
p
r
o
c
e
s
s
.
Ba
s
i
c
a
l
l
y
t
h
e
e
d
uc
a
t
i
ona
l
pr
oc
e
s
s
i
n
vol
vi
n
g
m
or
e
s
e
ns
e
s
w
i
l
l
be
e
a
s
i
e
r
t
o
be
a
c
c
e
pt
e
d a
nd
r
e
m
e
m
be
r
e
d b
y
i
ndi
vi
d
ua
l
s
[
5
]
[1
2
-
1
4
]
.
I
n th
is
s
tud
y,
r
e
s
e
a
r
c
h
e
r
s
c
ondu
c
te
d c
oun
s
e
lin
g
w
ith
e
du
c
a
tio
n
a
l
m
e
t
hods
u
s
i
n
g
l
e
c
t
ur
e
s
a
n
d s
i
m
ul
a
t
i
ons
of
b
r
us
hi
n
g
t
e
e
t
h.
T
he
m
e
t
hod
of
s
i
m
ul
a
ti
ng t
he
p
r
a
c
t
i
c
e
o
f
b
r
us
hi
n
g
t
h
e
t
eet
h
ca
n
m
ak
e
t
h
e
p
as
s
i
v
e
l
ear
n
i
n
g
at
m
o
s
p
h
er
e
b
ec
o
m
e
m
o
r
e
act
i
v
e,
t
h
e
c
h
i
l
d
r
e
n
m
o
v
e
t
o
b
e
ca
r
ef
r
ee,
s
o
t
h
a
t
t
h
e
c
h
i
l
d
i
s
a
b
l
e
t
o
c
a
p
t
u
r
e
m
o
r
e
m
e
s
s
a
g
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f
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r
m
a
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n
d
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l
i
v
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r
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d
[1
5
]
.
S
i
m
i
l
ar
r
es
ear
c
h
r
e
p
o
r
t
ed
t
h
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e i
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3
0
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ul
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d ga
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on
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dde
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ga
m
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s
c
om
pa
r
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d t
o
l
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c
t
ur
e
gr
o
ups
[1
6
]
.
D
e
nt
a
l
he
a
l
t
h e
d
uc
a
t
i
on
us
i
ng
a
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o t
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t
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.
T
he
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or
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us
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r
.
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ve
n
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or
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a
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or
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w
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l
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b
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o
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d
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y
[1
7
]
.
I
n
es
s
en
ce,
h
u
m
an
s
l
ear
n
t
h
r
o
u
g
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x
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ev
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n
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at
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ee a
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h
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t
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e
y
w
i
l
l
l
e
a
r
n
as
m
u
ch
a
s
5
0
%
[1
8
]
.
P
r
o
v
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s
i
o
n
o
f
o
r
a
l
a
n
d
d
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P
r
ovi
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t
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l
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d
.
I
n
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oc
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s
s
on
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c
a
n ob
ta
in
k
now
le
dg
e
in th
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m
of
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o
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g
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o
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m
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a
.
E
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M
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por
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nt
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ax
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h
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n t
hi
s
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udy
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r
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s
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a
r
c
h
e
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s
us
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d t
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ode
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a
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n t
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xt
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T
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ja
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m
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wh
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oot
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b
r
us
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De
nt
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b
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q
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(
v
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)
,
c
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c
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l
f
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ve
r
y
pa
r
t
o
f
m
out
h
[1
9
]
.
W
he
n
de
nt
a
l
a
nd
or
a
l
he
a
l
t
h
e
d
uc
a
t
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o
n i
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ve
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c
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duc
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s
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ja
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pr
op
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c
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c
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T
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s
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ni
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t
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va
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hum
a
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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2
252
-
88
22
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7
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t
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f
t
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ve
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on
[
20
]
.
T
h
e r
es
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l
t
s
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w
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t
h
at
t
h
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P
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on
[
2
1]
.
I
n
t
hi
s
s
t
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dy
,
r
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s
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a
r
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s
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ja
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t
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du
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n
t
s
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a
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l
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c
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a
c
t
i
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T
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t
c
a
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be
c
o
nc
l
u
de
d t
ha
t
t
h
e
pr
o
vi
s
i
on
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or
a
l
a
n
d
de
nt
a
l
hy
gi
e
n
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d
uc
a
t
i
o
n
i
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l
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m
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nt
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s
c
ho
ol
c
hi
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d
r
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us
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n
g
s
im
ul
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t
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on
m
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tho
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w
i
t
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m
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di
a
ja
w
m
ode
l
c
a
n
be
us
e
d
a
s
a
m
e
di
um
of
l
e
a
r
ni
ng
w
hi
l
e
pl
a
y
i
ng
f
or
c
hi
l
d
r
e
n,
s
o
i
t
c
a
n
m
o
t
i
v
a
t
e
c
h
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l
d
r
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t
o
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a
r
n
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T
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i
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h s
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O
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et
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a
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(
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k
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o
wl
e
d
g
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f
c
h
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l
d
r
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n
[
22
-
26
]
.
O
ne
of
t
he
wa
y
t
ha
t
c
a
n
be
d
one
i
s
t
o
f
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t
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f
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s
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a
t
i
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n a
t
hi
g
h s
c
h
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l
.
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he
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os
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f
f
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c
t
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pr
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ve
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m
eas
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r
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hos
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ut
c
ont
i
n
u
ous
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y
t
o
be
c
o
m
e
ha
bi
t
s
[
27
] [
28
]
.
I
n
a
d
d
i
t
i
o
n
,
t
h
i
s
g
r
o
u
p
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s
a
l
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ha
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.
I
n
A
c
t
N
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2
3
of
19
9
2
on
H
e
a
l
t
h
m
e
nt
i
one
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t
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i
m
pl
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t
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on
of
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a
l
t
h i
s
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im
e
d t
o i
m
pr
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a
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i
t
y
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a
l
t
hy
l
i
f
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f
o
r
l
e
a
r
ne
r
s
s
o t
ha
t
t
he
y
c
a
n l
e
a
r
n
,
gr
ow
a
nd
de
ve
l
op
ha
r
m
oni
ou
s
l
y
a
nd
opt
i
m
a
l
ly
be
c
om
e
m
or
e
qua
l
i
f
i
e
d h
um
a
n r
e
s
o
ur
c
e
s
.
O
ne
of
t
he
a
d
va
nt
a
ge
s
o
f
s
c
h
ool
-
ba
s
e
d
he
a
l
t
h
pr
o
gr
a
m
s
i
s
t
ha
t
i
t
pr
o
vi
de
s
a
n
o
pp
o
r
t
u
ni
t
y
t
o
r
e
a
c
h
m
or
e
c
h
i
l
dr
e
n
d
u
r
i
n
g t
he
e
a
r
l
y
de
ve
l
opm
e
nt
p
e
r
i
o
d w
he
n t
he
he
a
l
t
h
pa
t
t
e
r
n
s
c
a
n
s
t
i
l
l
b
e
c
h
a
n
g
e
d
o
r
m
o
d
i
f
i
e
d
.
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h
e
s
t
a
t
e
o
f
t
h
e
s
c
h
o
o
l
a
l
s
o
pr
o
vi
de
s
a
s
u
p
po
r
t
i
ve
a
t
m
os
phe
r
e
f
o
r
l
e
a
r
ni
ng
a
nd
t
he
r
e
i
n
f
o
r
c
e
m
e
nt
of
c
hi
l
dr
e
n
s
o
t
ha
t
t
e
a
c
he
r
s
c
a
n
us
e
ne
w
s
t
r
a
t
e
gi
e
s
or
m
e
t
ho
ds
t
o
e
nc
o
ur
a
ge
c
hi
l
dr
e
n
t
o
pa
r
t
i
c
i
pa
t
e
i
n
de
nt
a
l
a
nd
o
r
a
l
d
i
s
eas
e
p
r
e
v
en
t
i
o
n
m
eas
u
r
es
[
27
]
.
T
he
r
e
f
or
e
,
i
t
n
e
e
ds
t
o
be
a
p
os
i
t
i
ve
s
up
p
or
t
,
e
s
p
e
c
i
a
l
l
y
f
r
o
m
t
he
s
c
h
o
ol
t
o c
ont
i
n
ue
p
r
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vi
di
n
g
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r
a
l
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gi
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n
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duc
a
t
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f
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s
t
ude
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s
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m
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hods
a
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a
w
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nt
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r
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s
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ng
p
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di
c
a
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,
i
n or
de
r
t
o i
m
pr
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t
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l
e
v
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o
f
c
h
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l
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e
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l
t
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,
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p
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a
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t
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t
b
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t
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r
4.
C
O
N
CL
U
S
I
O
N
T
he
r
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i
s
di
f
f
e
r
e
nc
e
o
f
m
e
a
n va
l
ue
of
de
nt
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l
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nd
or
a
l
hy
gi
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ne
l
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ve
l
o
f
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s
po
n
de
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.
Th
i
s
sh
o
w
s t
h
e
im
pr
o
ve
m
e
nt
of
de
nt
a
l
a
n
d or
a
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gi
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f
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p
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be
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a
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d
a
f
t
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ge
t
t
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g t
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duc
a
t
i
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n.
T
he
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s
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of
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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22
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gi
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a
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R
EF
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E
N
C
ES
[1]
Indone
s
i
a
M
in
is
t
r
y
o
f
H
e
a
lth
.
B
a
s
i
c
H
ea
l
t
h
R
es
ea
r
ch
.
H
e
al
t
h
R
es
e
ar
ch
an
d
D
ev
el
o
p
m
en
t
, J
ak
ar
t
a
,
2013
.
[2]
O
kt
ri
a
nda
,
B
e
di
. T
i
m
e R
el
at
i
o
n
,
“
Brus
hi
ng T
e
e
t
h
T
e
c
hni
qu
e
s
a
nd W
ha
t
t
o
Cons
um
e
w
i
t
h D
e
nt
a
l
Ca
r
i
e
s
O
c
c
urre
nc
e
a
t
P
ri
m
a
r
y
S
c
hoo
l
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y
a
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re
a
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y
a
kum
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A
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In
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pa
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ve
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Com
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ori
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L
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ve
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a
l
H
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a
l
t
h
E
duc
a
t
i
on
U
s
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ng
V
i
de
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di
a
a
n
d F
l
i
p Cha
rt
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m
provi
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l
d a
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a
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H
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v
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i
f
f
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w
i
t
h
M
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i
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o
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k
l
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an
d
M
ed
i
a
F
l
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p Cha
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on I
m
provi
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e
nt
a
l
a
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O
ra
l
H
e
a
l
t
h K
now
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dge
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f S
t
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nt
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of
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l
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m
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ol
S
t
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H
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a
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t
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E
d
uc
a
t
i
on w
i
t
h
Ca
rt
oon A
ni
m
a
t
i
on
M
e
di
a
A
ga
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t
Cha
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e
nt
a
l
a
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O
ra
l
H
e
a
l
t
h B
e
ha
v
i
or of
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e
ve
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E
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a
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c
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A
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a
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s
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udi
o M
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di
a
w
i
t
h
A
udi
o V
i
s
ua
l
M
e
di
a
t
o
D
e
n
t
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l
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H
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a
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Be
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ra
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a
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i
s
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