title: Hepatitis B infection in Canada.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002170:Canada; D002648:Child; D002675:Child, Preschool; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology* / Q000401:mortality; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D012737:Sex Factors