title: Acquired immunodeficiency syndrome (AIDS). Surveillance update to 31 March 1990 in the WHO European Region and analysis of transfusion-associated cases to 31 December 1989.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology* / Q000635:transmission; D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005060:Europe; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011159:Population Surveillance; D065227:Transfusion Reaction