title: Epidemiologic and laboratory evaluation of homosexual males from an area of low incidence for acquired immunodeficiency syndrome (AIDS).
mesh_terms: D000386:AIDS-Related Complex / Q000453:epidemiology / Q000276:immunology; D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology* / Q000276:immunology; D004812:Epidemiologic Methods; D006716:Homosexuality; D006801:Humans; D008297:Male; D009820:Ohio; D012725:Sexual Behavior; D013601:T-Lymphocytes / Q000145:classification / Q000276:immunology; D014195:Travel