The muddle over screening breast Ca.
D000367:Age Factors; D001943:Breast Neoplasms / Q000517:prevention & control*; D003362:Cost-Benefit Analysis; D005260:Female; D006801:Humans; D008327:Mammography / Q000191:economics*; D008403:Mass Screening / Q000191:economics*; D008875:Middle Aged; D013673:Technology Assessment, Biomedical; D014481:United States