0034-7523
0034-7523
S0034-75232021000500015
Ecuador
00
00
2021
00
00
2021
60
[
2020
91
1
1
157-60
]
[
2020
107
7
7
785-7
]
[
2020
158
6
6
1831-3
]
[
2020
526
1
1
135-40
]
[
2020
382
18
18
1708-20
]
[
2012
18
3
3
584-91
]
[
2006
8
3
3
195-201
]
[
2020
5
7
7
667-78
]
[
2020
115
5
5
766-73
]
[
2020
323
11
11
1061-9
]
[
1998
351
9101
9101
509-13
]
[
1995
109
5
5
1497-02
]
[
2015
]
[
2020
27
6
6
363-70
]
[
2020
396
10247
10247
320-32
]
[
2020
36
1
1
21-3
]