AIDS surveillance in Canada.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology* / Q000401:mortality; D000293:Adolescent; D000328:Adult; D002170:Canada / Q000453:epidemiology; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D012307:Risk Factors; D012737:Sex Factors