title: Designing research on health risk behaviors: questioning the assumptions.
authors.forename: E
authors.initials: E
authors.lastname: Alexander
mesh_terms: D000293:Adolescent; D000328:Adult; D001741:Black or African American / Q000523:psychology*; D015658:HIV Infections / Q000517:prevention & control / Q000523:psychology / Q000635:transmission*; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008297:Male; D012309:Risk-Taking; D012725:Sexual Behavior