1817-5996
1817-5996
S1817-59962019000400020
Ecuador
Ecuador
00
00
2019
00
00
2019
21
[
2015
17
1
1
48-60
]
[
2017
27
1
1
51-8
]
[
2017
24
1
1
32-9
]
[
2015
5
4
4
]
[
2016
32
3
3
]
[
2016
23
3
3
159-69
]
[
2015
13
3
3
391-405
]
[
2015
15
1
1
76-7
]
[
2017
20
1
1
60-9
]
[
2017
17
2
2
150-61
]
[
2015
17
2
2
112-9
]
[
2018
29
1
1
19-25
]