1817-5996
1817-5996
S1817-59962021000200014
Ecuador
00
08
2021
00
08
2021
23
2
[
2018
20
3
3
]
[
2017
54
1
1
72-83
]
[
2019
21
1
1
]
[
2017
89
1
1
30-9
]
[
2018
47
4
4
]
[
2019
21
3
3
]
[
2017
19
3
3
150-2
]
[
2019
21
^s1
^s1
1
]
[
2020
22
2
2
]
[
2017
9
1
1
38-49
]
[
2019
21
^s1
^s1
1
]
[
2020
22
3
3
]
[
2019
21
1
1
]
[
2020
22
4
4
]
[
2018
20
2
2
]
[
2017
19
^s1
^s1
1
231-4
]
[
2018
9
2
2
]
[
2019
21
3
3
]
[
2017
15
1
1
134-53
]
[
2017
17
3
3
565-76
]