title: Homosexual role separation and spread of AIDS.
authors.forename: S
authors.initials: S
authors.lastname: Franceschi
authors.forename: D
authors.initials: D
authors.lastname: Serraino
authors.forename: E
authors.initials: E
authors.lastname: Vaccher
authors.forename: U
authors.initials: U
authors.lastname: Tirelli
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000635:transmission*; D000293:Adolescent; D000328:Adult; D006716:Homosexuality; D006801:Humans; D008297:Male; D012307:Risk Factors; D012380:Role; D012725:Sexual Behavior