1409-3871
1409-3871
S1409-38712020000300339
10.15517/lank.v20i3.45012
Peru
Mexico
Peru
Bolivia
00
12
2020
00
12
2020
20
3
339
344
[
1993
45
414-25
]
[
2003
55-57-59
]
[
2004
]
[
1989
]
[
1998
5
69-85
]
[
2019
]
[
2020
]
[
2009
104
403-16
]
[
1911
9
205-207
205-207
161-6
]
[
1958
30
1-260
]
[
2019
]
[
2004
1-242
]
[
2017
358
1614-7
]
[
2009
]