0034-7450
0034-7450
S0034-74502021000400234
10.1016/j.rcp.2020.01.003
Colombia
Colombia
00
12
2021
00
12
2021
50
4
234
237
[
2015
1
57-65
]
[
2016
132
72-8
]
[
2009
41
485-6
]
[
2010
28
72-82
]
[
1978
6
12-31
]
[
1987
58
246-9
]
[
2006
35
23-9
]
[
1996
18
289-96
]
[
2010
17
102-6
]
[
2017
49
541-8
]
[
2013
42
72-80
]
[
1998
27
121-30
]
[
2004
6
302-18
]
[
2010
68
319-23
]
[
1993
]
[
1994
25
26-8
]
[
1999
6
1-55
]
[
1951
16
297-334
]
[
1970
23
1-21
]
[
2005
34
572-80
]
[
STATA 13.0
2013
]
[
2009
14
6-23
]
[
2004
122
21-7
]
[
1998
10
717-24
]
[
2007
60
34-42
]
[
2009
27
259-63
]
[
2009
27
302-8
]
[
2009
38
637-44
]
[
2016
45
2-7
]
[
2006
24
53-80
]
[
2010
31
57-66
]
[
1994
39
135-40
]