Breast cancer in Canada.
D017677:Age Distribution; D000368:Aged; D001943:Breast Neoplasms / Q000453:epidemiology / Q000235:genetics / Q000517:prevention & control*; D002170:Canada / Q000453:epidemiology; D005260:Female; D006801:Humans; D008327:Mammography; D008403:Mass Screening / Q000379:methods; D008875:Middle Aged; D011322:Primary Prevention / Q000379:methods