The specter of AIDS.
D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control / Q000635:transmission; D000328:Adult; D002648:Child; D005260:Female; D015528:HIV Seroprevalence / Q000639:trends*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D012237:Rhode Island