1. Department of Medicine, Stanford University, Stanford, California
2. Department of Epidemiology and Population Health, Stanford University, Stanford, California
3. Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, Georgia
4. Department of Medicine, University of Michigan School of Public Health, Ann Arbor
5. Department of Health Management & Policy, University of Michigan School of Public Health, Ann Arbor
6. Department of Preventive Medicine, Keck School of Medicine, University of Southern California, Los Angeles, California
7. Department of Surgery, Memorial Sloan-Kettering Cancer Center, New York, New York
8. Department of Radiation Oncology, University of Michigan, Ann Arbor