title: HIV and sexual behavior among young people: the South African paradox.
authors: Audrey
authors: A
authors: Pettifor
authors: Catherine
authors: C
authors: Macphail
authors: Helen
authors: H
authors: Rees
authors: Myron
authors: M
authors: Cohen
mesh_terms: D000293:Adolescent; D000294:Adolescent Behavior; D000328:Adult; D005260:Female; D015658:HIV Infections / Q000453:epidemiology / Q000235:genetics / Q000517:prevention & control / Q000635:transmission; D015497:HIV-1 / Q000145:classification / Q000472:pathogenicity; D006801:Humans; D008297:Male; D012307:Risk Factors; D012725:Sexual Behavior; D013019:South Africa / Q000453:epidemiology