1. From Georgetown University Medical Center, Lombardi Cancer Center, Washington, DC; Oregon Health and Science University, Portland Veterans Affairs Medical Center, Portland, Oregon; Merck & Co., Inc., West Point, Pennsylvania; University of North Carolina, Research Triangle Institute, Research Triangle Park, North Carolina; Mount Sinai School of Medicine, New York, New York; Agency for Healthcare Research and Quality, Rockville, Maryland; and University of Rochester, Rochester, New York.