We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleNumber needed to screen: lives saved over 20 years of follow-up in mammographic screening.AuthorsTabar L; Vitak B; Yen MF; Chen HH; Smith RA; Duffy SWPublicationJournal of medical screening, 2004, Vol 11, Issue 3, p126ISSN0969-1413Publication typearticleDOI10.1258/0969141041732175