2218-3620
2218-3620
S2218-36202019000400400
Ecuador
00
12
2019
00
12
2019
11
4
400
408
[
2017
13
7
7
75-89
]
[
2017
83
109-32
]
[
2005
9
30
30
415-20
]
[
2015
]
[
2014
12
4
4
]
[
2011
]
[
2013
15
2
2
135-54
]
[
2011
3
1
1
115-32
]
[
2016
18
2
2
206-25
]
[
2007
7
3
3
]
[
2015
45
1
1
61-87
]
[
2005
34
4
4
572-80
]
[
2010
]
[
2011
22
2
2
179-93
]
[
2012
18
2
2
109-22
]
[
2016
6
6
1-20
]
[
2015
8
3
3
31-46
]
[
1994
4
8
8
47-53
]