1. Division of Epidemiology, Department of Medicine; Vanderbilt Epidemiology Center; and Vanderbilt-Ingram Cancer Center, Vanderbilt School of Medicine; Nashville TN
2. Channing Division of Network Medicine, Department of Medicine; Brigham and Women's Hospital, Harvard Medical School; Boston MA
3. Department of Medical Oncology; Dana Farber Cancer Institute; Boston MA
4. Division of Research; Kaiser Permanente Northern California; Oakland CA
5. Cancer Prevention Program, Moores UCSD Cancer Center, University of California; San Diego CA