title: Determining the efficacy of breast cancer screening.
authors.forename: S
authors.initials: S
authors.lastname: Shapiro
mesh_terms: D000328:Adult; D000367:Age Factors; D001943:Breast Neoplasms / Q000000981:diagnostic imaging* / Q000401:mortality / Q000517:prevention & control; D002986:Clinical Trials as Topic; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008327:Mammography; D008403:Mass Screening; D008875:Middle Aged; D011897:Random Allocation; D013997:Time Factors; D014481:United States