[1] Univ Alabama Birmingham, Sch Publ Health, Dept Hlth Behav, RPHB 227,1720 2nd Ave South, Birmingham, AL 35294 USA
[2] Fordham Univ, HIV & Drug Abuse Prevent Res Eth Training Inst, Bronx, NY 10458 USA
[3] Univ Texas Hlth Sci Ctr San Antonio, San Antonio, TX 78229 USA
[4] Univ Illinois, Div Community Hlth Sci, Sch Publ Health, Chicago, IL USA
[5] Univ Illinois, Div Community Hlth Sci, Sch Publ Health, Chicago, IL USA
[6] Univ Illinois, Psychol, Chicago, IL USA
[7] Case Western Reserve Univ, Cleveland, OH 44106 USA