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11
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201
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[
1
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.
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2
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f
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4
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1
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L
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urs
An
e
f
f
icien
t
an
d
r
eliab
le
f
r
ei
g
h
t
tr
a
n
s
p
o
r
tatio
n
s
y
s
te
m
is
o
n
e
o
f
t
h
e
m
aj
o
r
f
ac
to
r
s
th
at
ca
n
cr
ea
te
o
r
k
ee
p
p
o
s
itiv
e
f
ee
d
b
ac
k
f
r
o
m
th
e
n
e
w
cu
s
to
m
er
s
a
n
d
lo
y
al
cu
s
to
m
er
s
as
w
ell
as
also
in
cr
ea
s
e
cu
s
to
m
er
s
atis
f
ac
tio
n
.
A
cc
o
r
d
in
g
to
th
e
ca
s
e
s
t
u
d
y
,
e
m
p
lo
y
ee
s
o
f
th
e
co
m
p
a
n
y
s
u
f
f
er
ed
o
n
in
s
tab
ilit
y
s
c
h
ed
u
le
o
n
t
h
eir
d
ail
y
w
o
r
k
in
g
a
s
w
e
ll
a
s
i
n
cr
e
ase
t
h
eir
w
o
r
k
in
g
ti
m
e.
I
n
ad
d
itio
n
,
t
h
e
e
m
p
lo
y
ee
s
h
ad
to
d
o
th
eir
j
o
b
s
al
m
o
s
t
ten
h
o
u
r
s
an
d
ab
o
v
e
d
ail
y
a
n
d
it is
co
n
s
id
er
ed
as lo
n
g
w
o
r
k
i
n
g
h
o
u
r
s
f
o
r
e
m
p
lo
y
ee
s
.
Dela
y
is
o
n
e
o
f
th
e
m
aj
o
r
c
o
n
tr
ib
u
to
r
s
th
at
ca
n
g
iv
e
n
eg
ativ
e
ef
f
ec
t
esp
ec
iall
y
to
th
e
o
p
er
atin
g
co
m
p
a
n
y
.
A
cc
o
r
d
in
g
to
[
8
]
,
d
ela
y
i
n
m
o
v
e
m
e
n
t
o
f
g
o
o
d
s
f
o
r
o
n
e
d
a
y
w
ill
m
ak
e
th
e
co
m
p
an
y
o
n
e
d
a
y
lo
s
s
i
n
p
r
o
f
its
.
T
h
e
d
ela
y
s
i
n
w
o
r
k
s
t
atio
n
s
a
f
f
ec
t
t
h
e
w
h
o
le
p
r
o
d
u
ctio
n
s
y
s
te
m
an
d
lead
to
d
ev
iatio
n
s
f
r
o
m
tar
g
e
t
th
r
o
u
g
h
p
u
t
[
9
]
,
[
1
0
]
.
Sin
ce
th
e
co
m
p
an
y
is
o
p
er
atin
g
t
h
e
tr
a
n
s
p
o
r
tatio
n
s
er
v
ice
s
,
t
h
e
d
ela
y
d
u
r
in
g
t
h
e
s
er
v
ices
in
cr
ea
s
e
tr
av
el
ti
m
e
s
w
h
i
le
m
ak
in
g
w
o
r
k
i
n
g
s
ch
ed
u
le
n
o
t
e
f
f
ec
tiv
e
a
n
d
f
le
x
ib
le.
Fle
x
ib
le
s
ch
ed
u
li
n
g
m
ea
n
s
th
at
t
h
er
e
ar
e
in
ter
ac
tio
n
s
b
etw
ee
n
th
e
tr
a
v
el
co
n
d
itio
n
s
a
n
d
ti
m
in
g
o
f
d
i
f
f
er
en
t
p
ar
ts
o
f
th
e
d
ail
y
tr
ip
ch
ai
n
w
h
ic
h
n
ee
d
to
b
e
co
n
s
id
er
ed
[
1
1
]
.
T
h
is
is
cr
u
cial
w
h
ic
h
i
s
a
n
y
p
o
ten
tial d
i
s
r
u
p
tio
n
s
w
i
ll le
ad
th
e
i
n
cr
ea
s
i
n
g
o
f
th
e
tr
av
el
t
i
m
e
a
n
d
d
ail
y
w
o
r
k
in
g
h
o
u
r
s
.
C
o
n
s
eq
u
en
ce
s
o
f
t
h
is
p
r
o
b
lem
g
iv
e
a
n
ef
f
ec
t
to
t
h
e
e
m
p
l
o
y
ee
s
o
f
t
h
e
co
m
p
an
y
.
B
as
ed
o
n
Sectio
n
6
0
A
(
1
)
Ma
la
y
s
ia
E
m
p
lo
y
m
e
n
t
A
ct
1
9
5
5
,
an
e
m
p
lo
y
ee
s
h
a
ll
n
o
t
b
e
r
eq
u
ir
ed
u
n
d
er
h
is
c
o
n
tr
ac
t
o
f
s
er
v
ice
to
w
o
r
k
i
f
t
h
e
e
m
p
lo
y
ee
w
o
r
k
m
o
r
e
th
an
f
iv
e
co
n
s
ec
u
ti
v
e
h
o
u
r
s
w
it
h
o
u
t a
p
er
io
d
o
f
leis
u
r
e
o
f
n
o
t le
s
s
t
h
a
n
t
h
ir
t
y
m
i
n
u
te
s
d
u
r
atio
n
,
m
o
r
e
t
h
a
n
e
ig
h
t
h
o
u
r
s
in
o
n
e
d
a
y
,
i
n
ex
ce
s
s
o
f
a
s
p
r
ea
d
o
v
er
p
er
io
d
o
f
t
en
h
o
u
r
s
in
o
n
e
d
a
y
an
d
m
o
r
e
th
a
n
f
o
r
t
y
-
ei
g
h
t
h
o
u
r
s
i
n
o
n
e
w
ee
k
.
O
n
th
a
t
ac
co
u
n
t,
d
ela
y
m
a
k
i
n
g
th
e
e
m
p
lo
y
ee
s
to
w
o
r
k
lo
n
g
er
th
an
e
x
p
ec
ted
an
d
o
f
f
f
r
o
m
t
h
e
s
ta
n
d
ar
d
w
o
r
k
in
g
h
o
u
r
as
s
tated
in
th
e
Ma
la
y
s
ia
E
m
p
l
o
y
m
e
n
t
A
ct
1
9
5
5
.
Du
e
to
lo
n
g
w
o
r
k
in
g
h
o
u
r
s
,
t
h
er
e
ar
e
f
e
w
n
eg
at
iv
e
i
m
p
ac
ts
t
h
at
th
e
e
m
p
lo
y
ee
s
w
ill b
e
s
u
f
f
er
ed
o
n
th
eir
lif
e.
1
.
2
.
I
m
pa
ct
o
f
L
o
ng
Wo
rk
i
n
g
H
o
urs
o
n P
s
y
cho
lo
g
ica
l F
a
ct
o
rs a
nd
Wo
rk
L
o
n
g
w
o
r
k
i
n
g
h
o
u
r
s
n
e
g
ati
v
e
i
m
p
ac
t
to
th
e
p
s
y
c
h
o
lo
g
ical
a
n
d
h
ea
lt
h
o
f
th
e
w
o
r
k
er
s
.
P
s
y
ch
o
lo
g
ical
f
ac
to
r
m
ea
n
s
i
n
ter
m
s
o
f
w
o
r
k
s
tr
es
s
an
d
w
o
r
k
-
f
a
m
il
y
co
n
f
lict.
W
o
r
k
-
f
a
m
il
y
co
n
f
lict
i
s
a
t
y
p
e
o
f
ce
r
tain
co
n
f
lic
t
b
et
w
ee
n
w
h
er
e
s
tr
es
s
f
r
o
m
w
o
r
k
r
o
le
th
at
i
n
co
m
p
atib
le
w
it
h
p
r
ess
u
r
e
f
r
o
m
f
a
m
il
y
r
o
le.
I
n
d
ee
d
,
g
en
er
all
y
t
h
e
d
eg
r
ee
s
o
f
b
o
th
w
o
r
k
s
tr
ess
a
n
d
w
o
r
k
-
f
a
m
i
l
y
c
o
n
f
lic
t
in
cr
ea
s
e
g
r
ad
u
al
l
y
f
r
o
m
n
o
o
v
er
ti
m
e
w
o
r
k
to
o
v
er
ti
m
e
w
o
r
k
[
1
2
]
.
T
h
e
b
o
o
k
also
s
tates
th
at
w
o
r
k
-
f
a
m
i
l
y
co
n
f
l
ict
i
s
t
h
e
h
i
g
h
e
s
t
a
m
o
n
g
s
alar
ied
w
o
r
k
er
s
w
it
h
m
an
d
ato
r
y
o
v
er
ti
m
e
w
o
r
k
.
A
cc
o
r
d
in
g
to
[
1
3
]
o
n
Ma
la
y
s
ian
Di
g
est,
ca
r
ee
r
s
in
ter
f
er
e
th
e
r
ela
tio
n
s
h
ip
i
s
o
n
e
o
f
m
ain
ca
u
s
e
s
co
n
tr
ib
u
te
to
th
e
3
5
.
3
%
d
iv
o
r
ce
ca
s
es
in
th
e
co
u
n
tr
y
.
S
h
e
also
s
tate
th
at
w
o
r
k
in
g
lo
n
g
er
h
o
u
r
s
w
ill
g
i
v
e
n
eg
at
iv
e
ef
f
ec
t
to
t
h
e
co
u
p
le’
s
r
elatio
n
s
h
ip
an
d
m
ar
r
ia
g
e.
I
n
s
tead
o
f
co
n
ce
r
n
i
n
g
t
h
o
s
e
t
w
o
t
y
p
es
o
f
h
u
m
a
n
r
elatio
n
s
h
ip
,
th
e
o
th
er
p
ar
t
ies
also
w
ill
s
u
f
f
er
f
r
o
m
lo
n
g
w
o
r
k
i
n
g
h
o
u
r
s
w
h
ich
is
th
e
c
h
ild
r
en
.
C
h
i
ld
r
en
u
n
f
o
r
tu
n
a
tel
y
ca
n
b
e
v
icti
m
o
n
j
o
b
s
tr
ess
f
r
o
m
t
h
e
ir
p
ar
en
ts
s
u
c
h
as c
h
ild
ab
u
s
e.
T
h
e
ter
m
s
o
f
ch
ild
a
b
u
s
e
ca
n
b
e
u
s
ed
f
o
r
n
e
g
lect
o
f
c
h
ild
r
en
an
d
m
altr
ea
t
m
en
t.
C
h
ild
m
a
ltre
at
m
e
n
t
m
ea
n
s
all
f
o
r
m
s
o
f
p
h
y
s
ical
an
d
/o
r
e
m
o
tio
n
al
ill
-
tr
ea
t
m
e
n
t
,
s
ex
u
a
l
ab
u
s
e,
n
e
g
lect
o
r
n
e
g
li
g
en
t
tr
ea
t
m
e
n
t
o
r
co
m
m
er
cial
o
r
o
th
er
ex
p
lo
it
atio
n
,
r
esu
lt
in
g
i
n
ac
tu
al
o
r
p
o
ten
tial
h
ar
m
to
th
e
ch
ild
’
s
h
ea
lt
h
,
s
u
r
v
i
v
al,
d
ev
elo
p
m
en
t
o
r
d
ig
n
it
y
i
n
t
h
e
co
n
tex
t
o
f
a
r
elatio
n
s
h
ip
o
f
r
es
p
o
n
s
ib
ilit
y
,
tr
u
s
t o
r
p
o
w
er
[
1
4
]
.
Victi
m
s
o
f
ab
u
s
e
ca
n
e
x
p
er
ien
ce
d
ep
r
ess
io
n
a
n
d
h
u
m
b
le,
t
w
o
ter
m
s
t
h
at
w
o
u
ld
en
co
u
r
ag
e
b
eh
a
v
io
r
th
at
i
s
r
is
k
y
.
Me
an
w
h
i
le,
th
e
p
r
o
b
ab
ilit
y
to
h
a
v
e
in
j
ec
te
d
illeg
al
d
r
u
g
s
w
a
s
m
o
r
e
li
k
el
y
f
i
v
e
ti
m
es
to
th
o
s
e
p
eo
p
le
w
h
o
w
er
e
ab
u
s
ed
as
ch
ild
r
en
[
1
5
]
.
1
.
3
.
I
m
pa
ct
o
f
L
o
ng
Wo
rk
i
n
g
H
o
urs
o
n P
hy
s
ica
l a
nd
H
ea
lt
h E
f
f
ec
t
s
Hea
lth
is
t
h
e
m
o
s
t
i
m
p
o
r
ta
n
t
th
at
p
eo
p
le
n
ee
d
to
ca
r
e
ab
o
u
t
i
n
lif
e
w
h
ich
al
s
o
o
n
e
o
f
th
e
m
o
s
t
cr
u
cial
th
i
n
g
p
er
f
o
r
m
g
r
ea
t
p
er
f
o
r
m
an
ce
in
w
o
r
k
in
g
ca
r
ee
r
.
I
n
ter
m
s
o
f
w
o
r
k
i
n
g
ca
r
ee
r
,
s
ad
l
y
to
m
en
tio
n
p
eo
p
le
w
h
o
w
o
r
k
i
n
g
lo
n
g
h
o
u
r
s
w
ill a
f
f
ec
t
to
th
eir
h
ea
lt
h
.
A
n
e
w
s
t
u
d
y
o
f
m
o
r
e
t
h
a
n
6
0
0
,
0
0
0
in
d
iv
id
u
als
i
n
Au
s
tr
alia
,
Un
ited
State
s
o
f
Am
er
ica,
a
n
d
E
u
r
o
p
e,
b
r
o
ad
ca
s
ted
in
th
e
[
1
6
]
a
m
ed
ical
j
o
u
r
n
al
s
tatio
n
ed
in
U
n
ite
d
Kin
g
d
o
m
,
f
in
d
th
a
t
p
eo
p
le
w
h
o
m
o
r
e
th
a
n
5
5
h
o
u
r
s
a
w
ee
k
o
r
m
o
r
e
h
a
v
e
r
is
k
3
3
%
lar
g
er
s
tr
o
k
e
an
d
r
is
k
1
3
%
g
r
ea
ter
th
a
n
co
r
o
n
ar
y
h
ea
r
t
d
is
ea
s
e.
Desp
ite,
th
e
ex
ce
s
s
i
n
g
w
o
r
k
i
n
g
h
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11
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Sep
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tio
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th
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k
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2
.
RE
SE
ARCH
M
E
T
H
O
D
T
h
e
cu
r
r
en
t
s
t
u
d
y
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s
ed
a
q
u
al
itativ
e
r
esear
c
h
d
esi
g
n
u
s
i
n
g
i
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ter
v
ie
w
ap
p
r
o
ac
h
to
co
llect
d
ata
f
r
o
m
th
e
r
esp
o
n
d
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ts
.
Acc
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a
n
d
s
y
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te
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llectio
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i
s
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e
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ch
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e
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ed
w
it
h
t
h
e
d
ata
co
llectio
n
r
esear
ch
er
d
o
in
g
t
h
e
cr
itical
liter
at
u
r
e
r
ev
ie
w
in
g
ettin
g
t
h
e
v
ar
ib
ales
an
d
f
o
r
th
e
p
r
o
b
lem
id
e
n
ti
f
ic
atio
n
.
Data
co
llectio
n
a
llo
w
s
to
co
llect
th
e
in
f
o
r
m
atio
n
t
h
a
t
d
esire
d
to
co
llect
r
eg
ar
d
in
g
to
t
h
e
to
p
ic
o
f
t
h
e
r
esear
ch
.
Fo
r
e
x
a
m
p
le,
d
at
a
co
llectio
n
o
n
t
h
is
r
esear
ch
is
to
d
e
v
elo
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th
e
s
i
m
u
lat
io
n
m
o
d
el
o
n
m
o
v
e
m
en
t
o
f
g
o
o
d
s
i
n
s
ea
f
r
eig
h
t
f
o
r
s
m
all
a
n
d
m
ed
iu
m
-
s
ized
en
ter
p
r
is
es
(
SM
E
s
)
.
Dep
en
d
in
g
o
n
t
h
e
s
t
u
d
y
t
y
p
e,
m
eth
o
d
s
o
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h
e
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ata
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lle
ctio
n
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d
i
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g
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o
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m
e
n
t
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ie
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o
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s
er
v
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n
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q
u
esti
o
n
n
air
e,
m
ea
s
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r
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g
o
r
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m
b
i
n
atio
n
o
f
d
i
f
f
er
e
n
t
m
et
h
o
d
s
.
Si
m
i
lar
to
th
i
s
r
esear
ch
,
t
h
e
in
s
tr
u
m
en
t
s
o
f
th
e
d
ata
co
llectio
n
w
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ll b
e
v
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n
te
r
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s
e
s
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io
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w
i
th
t
h
e
e
m
p
lo
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ee
s
o
f
th
e
r
ea
l i
n
d
u
s
tr
y
.
I
n
o
r
d
er
to
g
et
as
m
u
c
h
a
s
p
o
s
s
ib
le
th
e
d
ata
th
a
t
is
co
n
v
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ie
n
t,
in
s
tr
u
m
e
n
ts
li
k
e
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te
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w
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d
liter
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r
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s
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te
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o
f
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ase
s
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o
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cc
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ta
g
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o
f
t
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ata
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o
llectio
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is
ca
n
h
e
lp
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e,
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r
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n
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m
a
k
e
f
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ll
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s
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o
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p
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ll
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tin
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ata
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elp
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air
s
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u
n
l
i
m
ited
to
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s
e
o
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ar
ticu
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o
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n
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h
en
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ata
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etec
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d
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aly
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ed
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at
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s
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f
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o
m
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e,
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o
m
es
m
a
y
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e
to
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s
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r
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p
r
o
g
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d
s
u
cc
es
s
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llo
w
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g
t
h
at,
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ter
v
ie
w
a
s
o
n
e
o
f
th
e
i
n
s
tr
u
m
en
t
s
i
n
t
h
is
r
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h
w
ill
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e
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o
n
e.
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h
e
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ter
v
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w
ill
i
n
v
o
l
v
e
t
h
e
e
m
p
lo
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s
o
f
t
h
e
r
ea
l
i
n
d
u
s
tr
y
.
T
h
e
in
p
u
ts
f
r
o
m
th
e
r
e
s
p
o
n
d
en
ts
o
f
t
h
e
i
n
ter
v
ie
w
w
ill
p
r
o
v
i
d
e
ad
d
itio
n
al
in
f
o
r
m
atio
n
an
d
d
ata
o
n
th
e
p
ar
t
o
f
ac
co
m
p
li
s
h
g
o
al.
On
t
h
e
o
th
er
h
a
n
d
,
f
ac
e
to
f
a
ce
in
ter
v
ie
w
w
il
l
b
e
u
s
e
as
i
n
ter
v
ie
w
m
et
h
o
d
in
t
h
is
r
esear
ch
.
Face
to
f
ac
e
i
n
ter
v
ie
w
is
d
ata
g
at
h
e
r
in
g
m
et
h
o
d
w
h
e
n
in
ter
v
ie
wer
co
n
tin
u
es
to
co
m
m
u
n
ica
t
e
w
ith
r
esp
o
n
d
en
t
ac
co
r
d
in
g
to
q
u
esti
o
n
n
air
e
p
r
ep
ar
ed
.
T
h
is
m
et
h
o
d
en
a
b
les
to
o
b
tain
f
ac
tu
al
i
n
f
o
r
m
atio
n
a
n
d
o
th
er
in
f
o
r
m
atio
n
th
at
o
u
t
d
u
r
in
g
co
n
v
er
s
atio
n
w
it
h
r
esp
o
n
d
e
n
t.
T
h
er
ef
o
r
e,
f
ac
e
to
f
ac
e
in
ter
v
ie
w
m
e
th
o
d
en
s
u
r
es
d
ata
q
u
alit
y
w
il
l b
e
ac
h
iev
ed
a
n
d
in
cr
ea
s
e
r
esp
o
n
s
e
r
ate.
I
n
b
r
ief
,
d
ata
co
llectio
n
w
ill
g
iv
e
h
u
g
e
i
m
p
ac
t
to
th
e
s
u
cc
ess
f
u
l
to
g
eth
er
w
it
h
co
n
tr
i
b
u
tin
g
to
co
n
tin
u
e
n
ex
t
p
h
ase
s
,
th
e
s
i
m
u
latio
n
m
o
d
el
d
ev
elo
p
m
e
n
t
.
B
y
co
n
d
u
cti
n
g
in
ter
v
ie
w
a
s
in
s
tr
u
m
en
t
in
th
i
s
s
ec
tio
n
,
it
w
ill
h
elp
to
co
ll
ec
t
th
e
f
r
es
h
,
n
e
w
an
d
p
r
i
m
ar
y
i
n
f
o
r
m
atio
n
w
it
h
g
r
ea
t
er
u
n
d
er
s
ta
n
d
in
g
i
n
co
n
j
u
n
ctio
n
w
it
h
i
n
cr
ea
s
in
g
t
h
e
k
n
o
w
led
g
e
o
f
t
h
e
r
esear
c
h
er
w
h
er
e
n
e
w
id
ea
s
m
i
g
h
t
co
m
e
u
p
a
f
ter
th
e
in
ter
v
ie
w
s
es
s
io
n
w
i
th
t
h
e
r
es
p
o
n
d
en
t.
Me
an
w
h
ile,
i
t
i
s
al
s
o
g
iv
e
b
en
ef
it
f
o
r
t
h
e
r
esp
o
n
d
e
n
t
a
s
h
e
allo
w
s
d
e
s
cr
ib
in
g
w
h
at
is
i
m
p
o
r
tan
t
to
h
i
m
a
n
d
o
th
er
w
o
r
k
e
r
s
d
ep
en
d
in
g
o
n
t
h
e
to
p
ic
d
is
c
u
s
s
ed
.
Fo
r
ex
a
m
p
le
in
th
i
s
r
esear
c
h
,
an
o
p
er
atio
n
m
an
a
g
er
as t
h
e
r
esp
o
n
d
e
n
t d
u
r
in
g
th
e
i
n
ter
v
ie
w
m
i
g
h
t b
e
d
escr
ib
e
wh
at
h
e
w
an
t
i
n
o
r
d
er
to
s
o
l
v
e
t
h
e
p
r
o
b
le
m
th
at
t
h
e
y
ar
e
f
ac
in
g
o
r
s
u
g
g
est
r
ec
o
m
m
en
d
atio
n
s
f
o
r
th
e
to
p
ic
o
f
th
i
s
r
esear
ch
.
E
v
er
y
co
n
v
er
s
atio
n
b
et
w
ee
n
t
h
e
r
esear
ch
er
an
d
r
esp
o
n
d
en
t is o
r
g
an
i
s
ed
an
d
an
al
y
s
ed
b
y
tr
a
n
s
cr
ip
tio
n
an
d
co
d
in
g
a
n
al
y
s
is
.
T
h
e
s
i
m
u
latio
n
m
o
d
el
d
ev
elo
p
m
e
n
t
i
s
a
p
r
o
ce
s
s
w
h
er
e
th
e
i
m
itatio
n
o
p
er
atio
n
o
f
r
ea
l
-
w
o
r
ld
p
r
o
ce
s
s
o
r
s
y
s
te
m
.
T
o
s
im
u
late
t
h
e
o
p
er
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n
as r
ea
l
-
w
o
r
ld
,
th
e
s
i
m
u
l
atio
n
m
o
d
el
r
eq
u
ir
e
to
d
ev
elo
p
b
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u
n
d
er
s
ta
n
d
th
e
k
e
y
o
f
th
eo
r
ch
ar
ec
ter
i
s
tics
,
b
eh
av
io
u
r
s
a
n
d
f
u
n
ct
io
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s
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O
n
e
o
f
th
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p
o
p
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lar
tech
n
iq
u
e
u
s
ed
is
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y
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th
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G
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h
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it
h
m
s
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c
h
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o
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ar
t
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to
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h
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te
m
p
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o
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m
o
d
el
d
ev
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m
en
t.
T
h
e
s
i
m
u
lati
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g
p
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s
s
h
as
b
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e
x
ec
u
ted
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er
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f
y
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d
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alid
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Evaluation Warning : The document was created with Spire.PDF for Python.
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1217
Fig
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T
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6
h
o
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cc
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t t
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la
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o
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aid
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at
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eliv
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e,
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d
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
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2
-
4752
I
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d
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J
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&
C
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m
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Sci,
Vo
l
.
11
,
No
.
3
,
Sep
tem
b
er
201
8
:
1
2
1
4
–
1
2
2
2
1218
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Sectio
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Ma
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1
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u
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s
o
f
t
w
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h
av
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b
ee
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u
s
ed
to
m
ak
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s
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e
w
m
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s
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it
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t
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r
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en
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m
p
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n
y
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s
e
t
h
is
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d
if
th
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y
n
ee
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n
s
tr
u
ct
t
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eir
ex
i
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ti
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g
p
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ce
s
s
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Mo
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e
th
an
t
h
at,
th
e
ch
o
s
e
n
co
m
p
an
y
also
ca
n
s
ee
i
f
th
er
e
is
an
y
f
la
w
i
n
th
e
o
p
er
atio
n
s
m
o
r
e
cl
ea
r
l
y
b
y
u
s
i
n
g
t
h
i
s
s
i
m
u
latio
n
.
I
n
d
ev
elo
p
in
g
t
h
e
s
i
m
u
la
tio
n
m
o
d
el,
t
h
e
r
esear
ch
er
n
ee
d
s
to
u
n
d
er
g
o
s
ev
er
al
s
tep
s
.
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t
is
i
m
p
o
r
ta
n
t
to
h
av
e
t
h
e
k
n
o
w
led
g
e
ab
o
u
t
w
h
at
ar
e
th
e
elem
e
n
t
s
th
at
s
u
itab
le
to
u
s
e
in
d
ev
elo
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in
g
s
i
m
u
la
tio
n
m
o
d
el
f
o
r
th
is
r
esear
ch
.
Desi
g
n
er
E
le
m
en
ts
ar
e
u
s
er
-
d
ef
in
ed
p
alette
to
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is
p
la
y
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d
d
etailed
p
ar
am
e
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er
s
th
at
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v
e
b
ee
n
d
eter
m
in
ed
.
T
h
e
f
u
n
ctio
n
o
f
Desig
n
er
E
le
m
e
n
ts
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to
p
r
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d
u
ce
t
h
e
b
as
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e
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ts
th
at
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tain
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n
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h
e
m
o
d
el.
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h
e
b
o
x
o
f
Desig
n
er
E
le
m
e
n
ts
is
s
h
o
w
i
n
Fi
g
u
r
e
3
.
Fig
u
r
e
3
.
T
h
e
d
esig
n
er
ele
m
e
n
ts
Desig
n
er
E
le
m
e
n
t
s
w
in
d
o
w
h
as
m
a
n
y
tab
s
w
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h
ca
teg
o
r
ize
d
elem
e
n
t
s
o
f
th
e
d
esi
g
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er
.
I
t
is
u
s
ed
to
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ler
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co
n
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tr
u
c
tio
n
o
f
th
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m
o
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el.
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ac
h
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n
t
o
f
th
e
d
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n
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e
m
o
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h
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to
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le
a
d
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o
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en
t
s
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g
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E
le
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ts
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ad
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e
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o
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Des
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ig
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h
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De
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ig
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le
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ts
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n
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o
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m
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el.
T
h
e
lis
t o
f
b
asic e
le
m
en
ts
is
s
h
o
w
i
n
t
h
e
T
ab
le
3
.
T
h
e
p
r
o
ce
s
s
o
f
s
elec
tio
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o
f
d
esig
n
er
ele
m
e
n
ts
w
i
ll
m
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v
e
to
th
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n
ex
t
p
r
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ce
s
s
w
h
ic
h
d
esig
n
in
g
s
i
m
u
lat
io
n
m
o
d
el.
A
l
l
th
e
s
el
ec
ted
ele
m
en
ts
w
h
ic
h
r
eq
u
ir
e
in
d
ev
elo
p
in
g
s
i
m
u
la
tio
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m
o
d
el
f
o
r
th
i
s
r
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w
il
l
b
e
ar
r
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g
ed
co
o
r
d
in
atel
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r
ef
er
r
in
g
f
r
o
m
t
h
e
f
lo
w
c
h
ar
t.
Desig
n
i
n
g
t
h
e
s
i
m
u
latio
n
m
o
d
el
is
i
m
p
o
r
tan
t
to
v
alid
ate
w
h
et
h
er
it
is
lo
g
ic
o
r
n
o
t
f
o
r
th
e
p
r
o
ce
s
s
.
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n
f
ac
t,
th
e
s
elec
tio
n
o
f
d
esi
g
n
e
r
elem
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n
t
s
an
d
th
e
ar
r
an
g
e
m
en
t
o
f
ele
m
en
ts
ar
e
v
er
y
cr
u
cia
l
to
e
n
s
u
r
e
th
e
lo
g
ic
al
o
f
th
e
p
r
o
ce
s
s
.
T
h
o
s
e
s
e
lect
ed
ele
m
e
n
ts
s
h
o
u
l
d
s
u
p
p
o
r
t
w
it
h
t
h
e
f
u
n
ctio
n
o
f
t
h
e
p
r
o
ce
s
s
th
at
n
ee
d
to
s
i
m
u
la
te
.
Af
ter
t
h
e
ar
r
an
g
e
m
e
n
t
o
f
b
asi
c
ele
m
en
ts
co
m
p
lete,
t
h
e
s
i
m
u
latio
n
m
o
d
el
w
ill
m
o
v
e
to
t
h
e
n
ex
t
s
tep
w
h
ic
h
is
p
u
ll
a
n
d
p
u
s
h
m
et
h
o
d
.
P
u
s
h
m
et
h
o
d
in
th
e
W
I
T
N
E
SS
r
ef
er
s
to
en
t
itie
s
o
r
v
eh
i
cles
ar
e
s
en
t
to
th
e
n
ex
t
a
v
ailab
le
ele
m
e
n
t
in
a
p
r
ef
er
r
ed
o
r
d
er
lis
t
w
h
ic
h
is
ca
p
ab
le
o
f
ac
ce
p
tin
g
t
h
e
m
.
Fo
r
ex
a
m
p
le,
p
ar
ts
s
er
v
e
as
g
o
o
d
s
p
u
s
h
to
t
h
e
f
ir
s
t
p
r
o
ce
s
s
w
h
ic
h
is
lo
ad
in
g
p
r
o
ce
s
s
.
Me
a
n
w
h
ile,
p
u
ll
m
et
h
o
d
r
ef
er
s
to
e
n
ti
ties
ar
e
tak
en
f
r
o
m
th
e
av
a
ilab
le
ele
m
en
t
i
n
a
p
r
ef
er
r
ed
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r
d
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t
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ich
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s
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p
ab
le
o
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s
u
p
p
l
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g
t
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m
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r
e
x
a
m
p
le,
lo
ad
in
g
p
r
o
ce
s
s
p
u
ll
f
r
o
m
g
o
o
d
s
.
A
f
ter
t
h
is
s
tep
is
co
m
p
l
ete,
th
e
s
i
m
u
lat
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n
m
o
d
el
ca
n
b
e
r
u
n
.
Af
ter
t
h
e
ar
r
an
g
e
m
en
t
o
f
th
e
s
elec
ted
ele
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e
n
ts
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m
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r
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e
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ap
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y
B
er
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at
Usa
h
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Die
s
el
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h
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T
h
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m
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w
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2
d
an
d
3
d
t
y
p
es
as
lo
o
k
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n
th
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Fi
g
u
r
e
4
,
Fi
g
u
r
e
5
an
d
Fi
g
u
r
e
6
.
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I
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1220
T
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3
.
L
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m
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El
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me
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D
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l
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n
t
h
i
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d
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s g
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Hen
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wch
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iq
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ated
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Mic
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D
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h
ap
ter
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3
in
2
D
m
o
d
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an
d
3
D
m
o
d
el
o
f
v
ie
w
.
T
h
e
s
i
m
u
la
tio
n
m
o
d
el
is
d
e
v
el
o
p
ed
to
s
h
o
w
t
h
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m
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v
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t
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latio
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b
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T
NE
SS
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al
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th
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v
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m
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f
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tu
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ch
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h
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in
f
o
r
m
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h
av
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b
ee
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g
ath
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ed
w
ill
b
e
t
h
e
g
u
id
eli
n
e
to
th
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r
esear
ch
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to
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ec
o
m
m
en
d
t
h
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b
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l
u
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n
to
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v
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co
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p
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b
le
m
s
tate
m
en
t i
n
t
h
is
r
esear
c
h
.
RE
F
E
R
E
NC
E
S
[1
]
T
.
Ne
v
il
le
P
o
stleth
w
a
it
e
,
R.
M
u
rr
a
y
T
h
o
m
a
s
.
S
c
h
o
o
li
n
g
in
th
e
A
S
EA
N
Re
g
io
n
:
P
rim
a
r
y
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n
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S
e
c
o
n
d
a
ry
Ed
u
c
a
ti
o
n
in
In
d
o
n
e
sia
,
M
a
lay
sia
,
th
e
P
h
il
i
p
p
in
e
s,
S
in
g
a
p
o
re
,
a
n
d
T
h
a
il
a
n
d
.
O
x
f
o
rd
.
P
e
rg
a
m
o
n
P
re
ss
.
2
0
1
4
.
[2
]
L
e
e
T
.
C.
Eco
n
o
m
y
-
w
id
e
I
m
p
a
c
t
A
n
a
l
y
sis
o
f
a
Ca
rb
o
n
T
a
x
o
n
In
tern
a
ti
o
n
a
l
Co
n
tain
e
r
S
h
i
p
p
i
n
g
.
T
ra
n
sp
o
rtatio
n
Re
se
a
rc
h
P
a
rt
A
:
Po
li
c
y
a
n
d
Pra
c
ti
c
e
,
2
0
1
3
;
8
7
-
1
0
2
.
[3
]
S
tajn
iak
M
.
T
h
e
Im
p
a
c
t
o
f
T
ra
n
s
p
o
rt
P
ro
c
e
ss
e
s
S
tan
d
a
r
d
iza
ti
o
n
o
n
S
u
p
p
ly
Ch
a
in
Ef
f
icie
n
c
y
.
L
o
g
Fo
ru
m,
2
0
1
6
;
3
7
-
46.
[4
]
M
a
ria
L
in
d
h
o
lm
,
S
o
n
k
e
Be
h
re
n
d
s.
Ch
a
ll
e
n
g
e
s
in
Ur
b
a
n
F
re
ig
h
t
T
ra
n
sp
o
rt
P
lan
n
in
g
–
A
Re
v
ie
w
in
T
h
e
Ba
lt
ic
S
e
a
Re
g
io
n
.
J
o
u
rn
a
l
o
f
T
ra
n
sp
o
rt Ge
o
g
ra
p
h
y
.
2
0
1
2
.
2
2
:
1
2
9
-
1
3
6
.
[5
]
V
a
lerio
G
a
tt
a
,
Ed
o
a
rd
o
M
a
rc
u
c
c
i.
Urb
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n
F
re
ig
h
t
T
r
a
n
sp
o
rt
a
n
d
P
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l
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Ch
a
n
g
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s:
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m
p
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De
c
isio
n
M
a
k
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rs'
Aw
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re
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ro
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ra
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rt
P
o
l
icy
.
2
0
1
4
.
3
6
:
2
4
8
-
2
5
2
.
[6
]
A
n
g
e
l
Ib
e
a
s
a
,
Jo
se
L
.
M
o
u
ra
a
,
Ag
o
stin
o
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z
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re
ig
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De
m
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n
d
:
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ra
n
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f
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ra
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y
o
f
S
u
rv
e
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Re
su
lt
s
A
n
a
l
y
si
s an
d
M
o
d
e
ls.
P
ro
c
e
d
ia
-
S
o
c
ial
a
n
d
Be
h
a
v
io
ra
l
S
c
ien
c
e
s.
2
0
1
2
.
5
4
(
2
0
1
2
)
:
1
0
6
8
-
1
0
7
9
.
[7
]
Ed
o
a
rd
o
M
a
rc
u
c
c
i,
M
ich
e
la
L
e
,
P
ira,
V
a
lerio
G
a
tt
a
,
G
iu
se
p
p
e
In
tu
rri
,
M
a
tt
e
o
Ig
n
a
c
c
o
lo
,
A
les
s
a
n
d
ro
P
lu
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h
i
n
.
S
im
u
latin
g
P
a
rti
c
ip
a
to
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Urb
a
n
F
re
ig
h
t
T
ra
n
sp
o
rt
P
o
li
c
y
-
M
a
k
in
g
:
A
c
c
o
u
n
ti
n
g
f
o
r
He
tero
g
e
n
e
o
u
s
S
tak
e
h
o
ld
e
rs
’
P
re
f
e
re
n
c
e
s
a
n
d
In
tera
c
ti
o
n
Ef
fe
c
ts
.
T
ra
n
sp
o
rta
t
io
n
Res
e
a
rc
h
Pa
rt
E:
L
o
g
isti
c
s
a
n
d
T
ra
n
sp
o
rta
ti
o
n
Rev
iew.
2
0
1
7
.
1
0
3
:
6
9
-
8
6
.
[8
]
P
i
li
m
e
S
.
De
la
y
Af
fec
ti
n
g
Exp
o
rt
Ea
rn
i
n
g
s
.
B
u
sin
e
ss
Re
p
o
rter.
L
u
p
e
n
S
tate
Un
iv
e
rsity
.
2
0
1
6
.
[9
]
Oz
k
o
k
E.
S
.
M
o
d
e
ll
i
n
g
Crit
ica
l
Ill
n
e
ss
Claim
Di
a
g
n
o
sis
Ra
tes
1
:
M
e
th
o
d
o
l
o
g
y
.
S
c
a
n
d
in
a
v
ia
n
Actu
a
ria
l
J
o
u
rn
a
l
.
2
0
1
4
;
5
:
4
3
9
-
4
5
7
.
[1
0
]
Oz
k
o
k
E.
,
S
tref
taris
G.
,
W
a
ters
H
.
R.
,
W
il
k
ie
A
.
D
.
Ba
y
e
sia
n
M
o
d
e
ll
in
g
of
T
h
e
T
i
m
e
De
la
y
Be
t
we
e
n
Dia
g
n
o
sis
a
n
d
S
e
tt
lem
e
n
t
f
o
r
Crit
ica
l
Ill
n
e
ss
In
su
ra
n
c
e
u
sin
g
a
Bu
rr
G
e
n
e
ra
li
se
d
-
L
in
e
a
r
-
Ty
p
e
M
o
d
e
l
.
In
s
u
ra
n
c
e
,
M
a
th
e
ma
ti
c
s
and
Eco
n
o
mic
s
.
2
0
1
2
.
50
:
2
6
6
–
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7
9
.
[1
1
]
Je
n
e
li
u
s
E.
T
h
e
V
a
lu
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o
f
T
ra
v
e
l
T
i
m
e
V
a
riab
il
it
y
w
it
h
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rip
Ch
a
in
s,
F
lex
ib
le
S
c
h
e
d
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li
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g
a
n
d
C
o
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re
late
d
T
ra
v
e
l
T
i
m
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s.
T
ra
n
sp
o
rta
ti
o
n
Res
e
a
rc
h
P
a
rt B
:
M
e
th
o
d
o
lo
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ica
l.
2
0
1
2
.
4
6
(
6
):
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6
2
-
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8
0
.
[1
2
]
T
e
rr
y
A
.
Be
e
h
r.
P
sy
c
h
o
lo
g
ica
l
S
tres
s in
th
e
W
o
rk
p
lac
e
(
P
sy
c
h
o
lo
g
y
Re
v
iv
a
ls).
Ne
w
Yo
rk
.
Ro
u
tl
e
d
g
e
.
2
0
1
4
.
[1
3
]
L
a
k
sh
in
y
.
Div
o
rc
e
S
ta
ti
stics
S
h
o
w
T
h
a
t
W
o
rk
Is
G
e
tt
in
g
In
T
h
e
W
a
y
Of
M
a
rr
ia
g
e
–
He
re
’s
Ho
w
Y
o
u
Ca
n
S
a
v
e
Y
o
u
rs
Bef
o
re
It’s
T
o
o
L
a
te
.
M
a
lay
sia
Dig
e
st.
2
0
1
6
.
[1
4
]
Jo
h
n
Eck
e
n
ro
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e
,
El
li
o
tt
G.
S
m
it
h
,
M
a
rg
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re
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E.
M
c
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rth
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M
ich
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e
l
Din
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n
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n
co
m
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I
n
eq
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ild
Ma
ltre
at
m
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U
n
ited
St
ates
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A
merica
n
A
ca
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f P
e
d
ia
tr
ics
.
2
0
1
4
.
1
3
3
(
3
)
: 4
5
4
-
4
6
1
.
[1
5
]
C
h
r
i
s
W
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t
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.
W
o
r
k
p
l
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e
.
2
0
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4
6
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7
5
-
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7
7
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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N
:
2
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-
4752
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci,
Vo
l
.
11
,
No
.
3
,
Sep
tem
b
er
201
8
:
1
2
1
4
–
1
2
2
2
1222
[1
6
]
Kiv
i
m
ä
k
i
M
.
,
M
.
J
o
k
e
la,
S
o
lj
a
T
.
N.,
A
rc
h
a
n
a
S
.
M
.
,
El
e
o
n
o
r
I.
F
.
,
L
a
rs
A
.
,
Ja
k
o
b
B.
B.
,
M
a
rian
n
e
B.
,
He
rm
a
n
B.
,
A
n
n
a
li
sa
C.
,
El
s
C.
L
o
n
g
W
o
rk
i
n
g
Ho
u
rs
a
n
d
Risk
o
f
Co
ro
n
a
ry
He
a
rt
Dise
a
se
a
n
d
S
tro
k
e
:
A
S
y
s
tem
a
ti
c
Re
v
ie
w
a
n
d
M
e
ta
-
A
n
a
ly
sis
o
f
P
u
b
l
ish
e
d
a
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