2215-3411
2215-3411
S2215-34112021000200148
10.15517/ijds.2021.44171
Philippines
Philippines
00
08
2021
00
08
2021
23
2
148
160
[
2005
50
2
2
212-23
]
[
2016
17
136
]
[
2003
77
6
6
1215-1221-31
]
[
2010
1
18-25
]
[
2010
78
3
3
275-81
]
[
2015
15
1-7
]
[
2018
101
3
3
389-98
]
[
2007
100
8
8
368-74
]
[
2005
83
9
9
661-9
]
[
2017
19
3
3
79-4
]
[
WHO
2020
]
[
2001
42
2
2
101-4
]
[
2010
8
126
126
1-11
]
[
2005
18
5
5
414-9
]
[
2018
20
2
2
10-5
]
[
2014
28
3
3
523-36
]
[
2015
15
7
7
513-21
]
[
2019
21
2
2
83-93
]
[
2010
78
3
3
282-7
]
[
2005
31
1
1
106-10
]
[
1996
64
6
6
941-951-2.6
]
[
2008
24
7
7
356-60
]
[
2019
31
3
3
250-7
]
[
2009
17
6
6
627-44
]
[
2016
16
1
1
65-9
]
[
2014
78
1
1
18
]
[
2019
20
1
1
42-55
]
[
2012
86
2
2
172-8
]
[
2016
100
5
5
943-9
]
[
2018
101
12
12
2116-24
]
[
1988
11
1
1
3-16
]
[
2009
44
1
1
103-15
]
[
2002
26
6
6
732-44
]
[
1994
11
2
2
164-70
]
[
2012
34
6
6
e421-44
]
[
2018
101
11
11
1973-81
]
[
Google
2020
]
[
2002
30
3
3
168-75
]
[
2007
24
4
4
247-52
]
[
1996
24
5
5
351-6
]
[
2014
96
3
3
395-403
]
[
2016
12
2
2
4-7
]
[
2019
36
3
3
379-87
]
[
2018
101
3
3
490-6
]
[
2012
102
5
5
923-9
]
[
2007
22
6
6
459-65
]
[
2002
11
4
4
333-43
]
[
1982
4
2
2
95-102
]
[
2007
57
1
1
3-8
]
[
2014
121
5
5
733-40
]