1981-4690
1981-4690
S1981-46902014000200305
10.1590/1807-55092014000200305
00
06
2014
00
06
2014
28
2
305
314
[
47
1102-114
]
[
41
1372-391
]
[
6
424-29
]
[
4
]
[
33
32-5
]
[
12
623-34
]
[
5
17-31
]
[
7
428-43
]
[
39
182-90
]
[
16
4087-094
]
[
35
1894-900
]
[
25
2139-146
]
[
8
209-18
]
[
15
15-20
]
[
8
]
[
100
126-31
]
[
19
253-56
]
[
35
82-6
]
[
45
]
[
26
1400-404
]
[
75
92-101
]
[
33
199-205
]
[
119-32
]
[
13
771-78
]
[
92
193-98
]
[
12
232-40
]