1981-5271
1981-5271
S1981-52712014000400566
10.1590/S0100-55022014000400018
Brazil
Brazil
00
10
2014
00
10
2014
38
4
566
574
[
]
[
28
2
2
121-46
]
[
355
13
13
1339-344
]
[
20
3
3
780-88
]
[
73
357-63
]
[
202
551-70
]
[
42
3
3
234-36
]
[
21
4
4
411-13
]
[
3
^s2
^s2
2
2133-144
]
[
74
2
2
154-64
]
[
2
1
1
37-42
]
[
88
12
12
1798-801
]
[
40
19-31
]
[
23
1
1
79-85
]
[
119
10
10
903-07
]