title: Safer sex maintenance among gay men: are we moving in the right direction?
authors: P M
authors: PM
authors: Davies
mesh_terms: D015658:HIV Infections / Q000517:prevention & control* / Q000635:transmission; D006716:Homosexuality; D006801:Humans; D008297:Male; D012309:Risk-Taking; D012725:Sexual Behavior; D006113:United Kingdom