2238-0094 2238-0094 S2238-00942015000300261 10.4025/rbhe.v15i3..717.4 Brazil Brazil 00 12 2015 00 12 2015 15 3 261 293

25/26 25/26 160-71 2 4 4 27-36 25/26 25/26 143-62 48 48 189-212