1981-5271
1981-5271
S1981-52712014000400460
10.1590/S0100-55022014000400007
Brazil
00
10
2014
00
10
2014
38
4
460
469
[
34
3
3
371-78
]
[
8
728-33
]
[
31
1
1
21-30
]
[
18
1
1
105-19
]
[
8
1
1
3-18
]
[
36
1
1
129-36
]
[
9
5
5
360-64
]
[
27
2
2
141-46
]
[
13
1
1
2-10
]
[
31
671-76
]
[
33
3
3
444-51
]
[
35
2
2
157-62
]
[
47
1
1
]
[
24
2
2
]
[
1
2
2
]
[
76
330-43
]
[
24
95-118
]
[
64
1
1
]
[
19
77-83
]
[
40
2
2
180-91
]
[
16
716-18
]
[
33
2
2
291-97
]
[
8
8
785-85
]