[1] Fed Univ Para, Grp Study & Res Vulnerable Populat GEPPoV, Inst Coastal Studies, Campus Braganca,Alameda Leandro Ribeiro S-N, BR-68600000 Braganca, PA, Brazil
[2] Univ Toronto, Dept Psychiat, Ctr Addict & Mental Hlth, Toronto, ON, Canada
[3] Univ Fed Sao Paulo, Dept Psychiat, Sao Paulo, SP, Brazil
[4] Univ Sao Paulo, Inst Trop Med, Sao Paulo, SP, Brazil
[5] Fed Univ Para, Inst Biol Sci, Belem, PA, Brazil