ABC of AIDS. Development of the epidemic.
D000163:Acquired Immunodeficiency Syndrome / Q000191:economics / Q000453:epidemiology* / Q000276:immunology / Q000635:transmission; D000914:Antibodies, Viral; D004196:Disease Outbreaks; D006801:Humans; D006113:United Kingdom; D014481:United States
D000914:Antibodies, Viral