AIDS in Brazil.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology / Q000517:prevention & control / Q000635:transmission*; D000293:Adolescent; D000328:Adult; D001938:Brazil / Q000453:epidemiology; D003906:Developing Countries; D005260:Female; D015528:HIV Seroprevalence / Q000639:trends*; D006266:Health Education / Q000639:trends; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D012307:Risk Factors