1. Angioletta Lasagna, MD, Elisa Ferraris, MD, Gianpiero Rizzo, MD, Richard J. Tancredi, MD, and Paolo Pedrazzoli, MD, Medical Oncology Unit, Fondazione IRCCS Policlinico San Matteo, Pavia, Italy and Department of Internal Medicine and Medical Therapy, University of Pavia, Pavia, Italy