1665-2681
1665-2681
S1665-26812017000200215
10.5604/16652681.1231579
USA
USA
USA
00
04
2017
00
04
2017
16
2
215
220
[
2014
5
52-8
]
[
2013
58
1918-29
]
[
2014
146
430-41
]
[
2006
13
613-7
]
[
2011
3
99-107
]
[
2001
33
1554
]
[
2016
22
1461-76
]
[
2015
30
879-84
]
[
2004
27
1171-5
]
[
2012
18
212-24
]
[
2008
6
864-76
]
[
2011
34
297-305
]
[
2008
48
721-7
]
[
2008
47
2127-33
]
[
2007
102
570-6
]
[
2009
50
712-8
]
[
2016
]
[
2015
42
889-901
]
[
2016
18
32
]
[
2015
37
1713-25
]
[
2013
57
974-84
]
[
2015
14
1649-52
]
[
2015
62
932-54
]