1. From the Massachusetts General Hospital and Dana-Farber Cancer InstituteBoston, MA; University of Southern California–Norris Comprehensive Cancer Center, Los Angeles, CA; Johns Hopkins University, Baltimore, MD; Roswell Park Cancer Institute, Buffalo, NY; Vanderbilt University School of Medicine, Nashville, TN; Cancer Institute of New Jersey, New Brunswick, NJ; University of Chicago and Northwestern University Medical School, Chicago, IL; and Eli Lilly and Company, Indianapolis, IN.