1815-7696
1815-7696
S1815-76962021000401203
Ecuador
Ecuador
00
12
2021
00
12
2021
19
4
1203
1215
[
2019
19
1
1
1-31
]
[
2019
15
69
69
334-40
]
[
2010
]
[
2018
20
35
35
74-95
]
[
1999
]
[
2013
1
1
1
51-86
]
[
2019
35
35
250-4
]
[
2020
16
1
1
176-90
]
[
2018
3
5
5
8-15
]
[
2019
23
3
3
1-19
]
[
2012
]