National Center for Health Statistics data line.
D000328:Adult; D000368:Aged; D001943:Breast Neoplasms / Q000453:epidemiology* / Q000517:prevention & control; D016208:Databases, Factual; D005260:Female; D006306:Health Surveys; D006801:Humans; D008327:Mammography / Q000706:statistics & numerical data; D008403:Mass Screening / Q000706:statistics & numerical data; D008875:Middle Aged; D009309:National Center for Health Statistics, U.S.; D012307:Risk Factors; D014481:United States / Q000453:epidemiology