1659-1321
1659-1321
S1659-13212020000200405
10.15517/am.v31i2.39647
Colombia
Venezuela
Venezuela
Colombia
00
12
2020
00
12
2020
31
2
405
418
[
2011
5
1-6
]
[
2018
33
441-6
]
[
2011
33
441-6
]
[
2019
31
3
3
185-92
]
[
2008
]
[
2011
33
567-74
]
[
2016
36
3
]
[
2014
8
206-16
]
[
2009
45-67
]
[
2013
35
191-8
]
[
2012
17
264-73
]
[
2017
51
359-72
]
[
2015
41
1
1
9-18
]
[
2016
]
[
2020
31
117-28
]
[
2010
33
4
4
89-93
]
[
2010
5
]
[
2014
34
1035-46
]