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ARTICLE | March 15, 1971
) ?) U2 t3 @1 g% ?: x" ZPeriodic Breast Cancer Screening in Reducing Mortality From Breast Cancer
8 ]5 G0 Q# w9 d/ `4 hSam Shapiro; Philip Strax, MD; Louis Venet, MD/ l) g4 @3 u& N- t  }! g3 b
JAMA. 1971;215(11):1777-1785. doi:10.1001/jama.1971.03180240027005.+ k7 W" B- |( X

; U  N- I" U5 f2 I地址：http://jama.jamanetwork.com/article.aspx?articleid=360624