0123-3122
0123-3122
S0123-31222016000200257
10.5294/PEBI.2016.20.2.10
Chile
Chile
00
07
2016
00
07
2016
20
2
257
270
[
1999
187
4
4
217-9
]
[
2001
65
8
8
744-50
]
[
2010
14
14
193-202
]
[
2004
68
4
4
414-25
]
[
2013
17
17
e70-6
]
[
2005
133
133
805-12
]
[
2008
14
2
2
212-8
]
[
2006
70
3
3
296-306
]
[
2006
12
1
1
49-54
]
[
2008
14
1
1
74-7
]
[
2006
12
1
1
41-7
]
[
2011
74
11
11
1220-9
]
[
2011
75
1
1
23-35
]
[
2001
5
5
2-8
]
[
2013
17
17
73-82
]
[
2004
68
1
1
71-6
]
[
2003
67
9
9
1003-10
]
[
2011
75
5
5
665-71
]
[
2011
54
1
1
36-54
]
[
2013
35
35
e1478-84
]
[
2012
34
34
e763-71
]
[
2014
78
1
1
98-109
]
[
2008
72
12
12
1450-7
]
[
2005
69
10
10
1116-22
]
[
2012
76
10
10
1389-92
]
[
2001
65
5
5
406-21
]
[
2000
4
4
165-8
]
[
2009
13
13
69-72
]
[
2012
76
3
3
330-7
]
[
2009
207
2
2
59-62
]
[
2006
70
3
3
284-91
]
[
2003
78
10
10
958-62
]
[
2011
75
10
10
1295-309
]
[
2002
77
5
5
432-7
]
[
2010
85
6
6
988-98
]
[
2012
87
9
9
1165-70
]
[
2010
85
2
2
318-23
]
[
2004
79
7
7
682-9
]
[
2007
52
3
3
684-6
]
[
2012
76
5
5
656-60
]
[
2012
76
5
5
553-61
]
[
2006
10
10
137-41
]