1981-2582 1981-2582 S1981-25822015000300404 10.15448/1981-2582.2015.3.19553 Brazil Brazil 00 09 2015 00 09 2015 38 3 404 414

17 60 60 70 70 101-38 17 62 62 9-24 14 1 1 86-94 28 1 1 48-67