1817-5996
1817-5996
S1817-59962021000100007
Ecuador
00
04
2021
00
04
2021
23
1
[
2018
20
3
3
]
[
2020
22
2
2
]
[
2009
13
6
6
]
[
2019
21
1
1
]
[
2020
24
1
1
]
[
2019
21
^s1
^s1
1
]
[
2014
16
^s1
^s1
1
400-3
]
[
2021
23
1
1
]
[
2020
22
4
4
]
[
2020
22
2
2
]
[
2020
22
3
3
]
[
2020
22
4
4
]
[
2020
22
4
4
]
[
2020
220
8
8
511-7
]
[
2020
37
2
2
312-9
]
[
2020
155
9
9
417-8
]
[
2020
19
3
3
]
[
2020
148
6
6
721-3
]
[
2020
59
276
276
]
[
2021
11
1
1
]