Attrition, not conquest, of disease.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology / Q000382:microbiology / Q000517:prevention & control*; D005060:Europe; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D014481:United States