2238-2097 2238-2097 S2238-20972018000300693 10.29286/rep.v27i65/2.6891 Brazil Brazil 00 08 2018 00 08 2018 27 65 693 712

24 24 35-41 27-53 69-90 30 3 3 549-66 80 80 115-47 69 69 3-9 11 89-98 7 7 59-74 27 54 54 281-300