1517-9702 1517-9702 S1517-97022015000200341 10.1590/S1517-97022015041795 Brasil Brasil 00 04 2015 00 04 2015 41 2 341 358

5 43-72 1-20 2010 São Luís do Maranhão 1-18 4 4 22-41 18 143-60 4 4 109-39 2