1794-2489
1794-2489
S1794-24892018000100163
10.25058/20112742.n28.8
Colombia
Colombia
Colombia
Ecuador
00
06
2018
00
06
2018
28
163
194
[
1991
]
[
2008
]
[
1985
]
[
2013
]
[
2010
]
[
2006
]
[
2001
]
[
1986
]
[
2009
]
[
2013
]
[
2014
]
[
2003
]
[
2009
]
[
2011
]
[
1994
]
[
2014
]
[
2013
]
[
2011
]
[
1983
33
7-11
]
[
1969
]
[
1998
]
[
2001
]
[
1986
]
[
2000
]
[
2015
]
[
1970
]
[
2010
12
12
69-89
]
[
2014
10
10
21-36
]
[
2018
]
[
2013
]
[
2011
]
[
2009
]