1817-5996
1817-5996
S1817-59962019000200017
Ecuador
00
08
2019
00
08
2019
21
2
[
2015
37
3
3
237-45
]
[
2015
87
2
2
175-83
]
[
2015
9
2
2
245-57
]
[
2017
7
1
1
46-53
]
[
2017
6
21
21
16-24
]
[
2015
21
7
7
401-8
]
[
2014
22
2
2
332-6
]
[
2017
33
3
3
]
[
2017
36
2
2
169-77
]
[
2015
61
4
4
454-9
]
[
2016
121
A
A
109-16
]
[
2016
18
2
2
53-61
]
[
2018
3
15
15
1-11
]
[
2007
XXII
69-83
]
[
2017
86
152-68
]
[
2018
7
2
2
503
]
[
26
1
1
99-113
]
[
2017
23
4
4
310-6
]
[
2012
17
1
1
21-35
]