1983-2117 1983-2117 S1983-21172017000100490 10.1590/1983-21172017190130 Brazil Brazil 00 12 2017 00 12 2017 19 490 519

37 3 3 555-68 20 3 3 617-38 18 1 1 1-22 12 12 105-08 14 3 3 199-215 25 1 1 11-20 12 3 3 357-68 47 3 3 284-92 7 3 3 253-876