Frederick M. Dirbas, M.D. Associate Professor of Surgery Breast Disease Management Group Leader Clinical Care Sub-Team Division of Surgical Oncology Department of Surgery Stanford University School of Medicine, Stanford Cancer Center 875 Blake Wilbur Drive, CC2235 Stanford, CA 94025, USA Carol E. H. Scott-Conner, M.D., Ph.D. Department of Surgery University of Iowa Hospitals and Clinic 200 Hawkins Drive, 1516 JCP Iowa City, IA 52242-1086, USA