title: Acquired immunodeficiency syndrome (AIDS). Surveillance update to 30 June 1990 in the WHO European Region.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology*; D005060:Europe / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D011159:Population Surveillance; D014944:World Health Organization