title: Perceived likelihood of HIV and sexually transmitted infection acquisition among men who have sex with men.
authors.forename: Martin J
authors.initials: MJ
authors.lastname: Downing
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D003430:Cross-Sectional Studies; D015658:HIV Infections / Q000517:prevention & control* / Q000523:psychology; D018451:Homosexuality, Male; D006801:Humans; D008297:Male; D008875:Middle Aged; D010465:Perception; D012309:Risk-Taking; D021841:Safe Sex; D012725:Sexual Behavior; D012749:Sexually Transmitted Diseases / Q000517:prevention & control* / Q000523:psychology; D011795:Surveys and Questionnaires; D055815:Young Adult
keywords: HIV prevention; MSM; risk perceptions; sexually transmitted infections