1519-3993 1519-3993 S1519-39932016000100089 10.5965/151939932112016101 Brazil Brazil 00 04 2016 00 04 2016 21 1 89 101

35 126 126 595-608 1 1 1-48 13 1 1 7-36 30 30 117-23 25 1 1 11-20 73 73 67-75