2218-3620
2218-3620
S2218-36202021000600572
Ecuador
00
12
2021
00
12
2021
13
6
572
576
[
2019
17
6
6
845-62
]
[
2015
5
6
6
451-6
]
[
2002
35
1
1
1-9
]
[
2018
2
2
2
2-6
]
[
2019
8
4
4
43-52
]
[
2018
43
3
3
]
[
2018
352
97-106
]
[
2019
183
]
[
2019
8
4
4
]
[
2017
27
1
1
83-7
]
[
2021
15
17-22
]
[
2015
8
3
3
217-22
]
[
2014
51
11
11
903-5
]