2218-3620
2218-3620
S2218-36202021000600609
Ecuador
00
12
2021
00
12
2021
13
6
609
618
[
2015
174
2444-51
]
[
2018
72
1160-5
]
[
2021
]
[
2018
80
412-9
]
[
2020
58
]
[
2017
1
33
33
85-103
]
[
2017
14
7-9
]
[
2020
35
]
[
2018
16
25-30
]
[
2018
18
19-21
]
[
2018
127
178-89
]
[
2021
36
82-9
]
[
2019
99
415-27
]
[
1989
33
3
3
358-65
]
[
2018
84
1-6
]
[
2020
44
100-452
]
[
2018
125
62-73
]
[
2021
113
]
[
2021
31
1
1
]