title: Safe sex and low-risk groups.
authors.forename: B N
authors.initials: BN
authors.lastname: Baird
mesh_terms: D015658:HIV Infections / Q000453:epidemiology / Q000517:prevention & control*; D015497:HIV-1; D006293:Health Promotion / Q000592:standards*; D006801:Humans; D012725:Sexual Behavior