0102-5473 0102-5473 S0102-54732016000100119 10.5007/2175-795X.2016v34n1p119 Brazil 00 04 2016 00 04 2016 34 1 119 141

2 2 1 3-4 3-4 53-60 10 1-14 1 3-4 3-4 35-41 51 33-44 1 2 2 135-39 15 1 1 105-12