1University of Texas MD Anderson Cancer Center, Houston, Texas
2Dana-Farber Cancer Institute, Harvard Medical School, Boston, Massachusetts
3Department of Surgical Oncology, Senator A.M. Aiken, Jr. Distinguished Chair, University of Texas, MD Anderson Cancer Center, Houston, Texas
4Department of Radiation and Cellular Oncology, University of Chicago Hospital, Chicago Tumor Institute, University of Chicago, Chicago, Illinois
5Derald H. Ruttenberg Cancer Center, Mount Sinai School of Medicine, New York, New York
6Emeritus Dana-Farber Cancer Institute, Richard and Susan Smith Distinguished Professor of Medicine, Harvard Medical School, Boston, Massachusetts
7American Cancer Society, Atlanta, Georgia