title: Acquired immunodeficiency syndrome (AIDS) WHO European Region--update to 30 September 1990.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology* / Q000635:transmission; D000328:Adult; D000367:Age Factors; D005060:Europe / Q000453:epidemiology; D005260:Female; D006801:Humans; D008297:Male; D012725:Sexual Behavior; D015819:Substance Abuse, Intravenous / Q000453:epidemiology; D014944:World Health Organization