title: The initiation of male homosexual behavior.
authors.forename: H W
authors.initials: HW
authors.lastname: Haverkos
authors.forename: W J
authors.initials: WJ
authors.lastname: Bukoski
authors.forename: Z
authors.initials: Z
authors.lastname: Amsel
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control; D000293:Adolescent; D000367:Age Factors; D002648:Child; D005260:Female; D006716:Homosexuality; D006801:Humans; D008297:Male; D012736:Sex Education; D012725:Sexual Behavior