2236-3459 2236-3459 S2236-34592016000100075 10.1590/2236-3459/56594 Brasil 00 04 2016 00 04 2016 20 48 75 93

22 523-46 10 1 1 5-24 33 1 1 116-28 234-62 11-33 128 1 1 1-25 73-94 33 2 2 377-80 6 4 4 497-523