Homosexual activity unchanged in areas with low AIDS risk?
D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control / Q000635:transmission*; D005260:Female; D006716:Homosexuality; D006801:Humans; D008297:Male; D012307:Risk Factors; D012725:Sexual Behavior; D012749:Sexually Transmitted Diseases / Q000517:prevention & control