0120-5552
0120-5552
S0120-55522020000300571
10.14482/sun.36.3.152.41
Ecuador
Ecuador
Ecuador
Ecuador
Chile
Chile
Chile
Chile
00
12
2020
00
12
2020
36
3
571
586
[
2002
36
6
6
522-7
]
[
2005
28
5
5
57-63
]
[
2001
61
2
2
349-65
]
[
2014
21
1
1
16-9
]
[
2013
29
1
1
22-33
]
[
2014
28
1
1
74-83
]
[
2014
20
1
1
53-60
]
[
2013
15
22
22
24-33
]
[
2014
112
1
1
41-9
]
[
2002
77
10
10
58-60
]
[
2002
159
9
9
1563-9
]
[
1983
22
1
1
69-83
]
[
1982
5
2
2
143-63
]
[
1998
16
4
4
419-29
]
[
2012
22
2
2
91-9
]
[
2012
10
1
1
219-34
]
[
2015
7
7
1527-35
]
[
2015
17
3
3
404-15
]
[
2013
27
3
3
216-25
]
[
2016
7
7
149-53
]
[
2011
16
4
4
221-8
]
[
2009
1
]
[
2015
8
3
3
185-92
]
[
1989
3
]
[
2003
41
1
1
39-54
]
[
1998
]
[
1979
18
1
1
3-28
]
[
1987
101
2
2
213-32
]
[
2013
59
6
6
561-9
]
[
2007
22
2
2
177-83
]
[
2017
33
1
1
39-47
]