1727-9933
1727-9933
S1727-99332020000100015
10.15381/rpb.v27i1.17574
USA
Peru
00
01
2020
00
01
2020
27
1
15
20
[
2011
188
773-82
]
[
1998
280
1256-8
]
[
2014
2
1
1
105139
]
[
2019
26
1
1
087-94
]
[
2009
92
433-43
]
[
2013
14
49-55
]
[
2017
1
2
2
92-5
]
[
1997
94
23
23
12457-61
]
[
2019
10
583
]
[
2001
157
1819-29
]
[
2019
10
361
]
[
2014
10
1
1
]
[
2014
32
347-55
]
[
1913
14
43-59
]
[
2012
80
37-97
]
[
2011
94
6153-61
]
[
2009
92
16-24
]
[
2006
89
3296-305
]
[
1997
385
6619
6619
810-3
]
[
2013
41
D1
D1
D871-9
]