A new type of mammogram using 3D technology may help doctors more accurately screen for breast cancer. Dr. Liane Philpotts, chief of breast imaging at Yale University Medical Center, talks to the "CBS... more 
A new type of mammogram using 3D technology may help doctors more accurately screen for breast cancer. Dr. Liane Philpotts, chief of breast imaging at Yale University Medical Center, talks to the "CBS This Morning" co-hosts. less 
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Thu, Apr 25, 2013 1:13 PM EDT