2178-4612 2178-4612 S2178-46122019000100030 10.18226/21784612.v24.e019021 Brazil 00 00 2019 00 00 2019 24 1950 2011 3 2017 2016 1977 2017 2018 1983 47 47 38-45 2011 16 46 46 235-74 2019 2017 38 139 139 355-72