1. Dana-Farber Cancer Inst, Boston, MA; UZ Gasthuisberg, Leuven, Belgium; Mount Sinai Hosp and the Univ of Toronto, Toronto, ON, Canada; H. Lee Moffitt Cancer Ctr, Tampa, FL; The Ohio State Univ, Columbus, OH; OHSU Cancer Ctr and Portland VA Medcl Ctr, Portland, OR; Peter MacCallum Cancer Ctr, East Melbourne, Australia; Royal Marsden Hosp, Sutton, United Kingdom; Pfizer, Inc., La Jolla, CA; Inst Nazionale Tumori, Milan, Italy