1. Quantitative Sciences Unit, Stanford University School of Medicine, Stanford, California
2. Department of Epidemiology and Population Health, Stanford University School of Medicine, Stanford, California
3. Department of Medicine, Stanford University School of Medicine, Stanford, California
4. Department of Medicine, University of California, San Francisco
5. Stanford Cancer Institute, Stanford, California
6. Department of Radiology, Stanford University School of Medicine, Stanford, California
7. Department of Cardiothoracic Surgery, Stanford University School of Medicine, Stanford, California
8. Cancer Epidemiology Program, University of Hawaii Cancer Center, Honolulu
9. Department of Preventive Medicine, Keck School of Medicine, University of Southern California, Los Angeles
10. Sutter Health, Palo Alto Medical Foundation Research Institute, Palo Alto, California
11. Department of Epidemiology and Biostatistics, University of California, San Francisco
12. Department of Neurosurgery, Stanford University School of Medicine, Stanford, California