1983-2117 1983-2117 S1983-21172017000100238 10.1590/1983-21172017190111 Brazil Brazil Brazil 00 12 2017 00 12 2017 19 238 252

15 205-17 42 68-78 13 205-26 21 4 4 851-67 28 15 15 1843-866 40 65-80 21 754-67