| Affiliation: | 1. Department of Population Health, New York University School of Medicine, , New York, New York;2. Department of Medicine, New York University School of Medicine, , New York, New York;3. Department of Economics, Harvard University, , Cambridge, Massachusetts;4. Kennedy School of Government, Harvard University, , Cambridge, Massachusetts;5. National Bureau of Economic Research, , Cambridge, Massachusetts;6. Department of Nutrition, Harvard School of Public Health, , Boston, Massachusetts;7. Department of Epidemiology, Harvard School of Public Health, , Boston, Massachusetts;8. Division of Hematology/Oncology, Massachusetts General Hospital Cancer Center, , Boston, Massachusetts;9. Divison of General Internal Medicine, Department of Medicine, Brigham and Women's Hospital, , Boston, Massachusetts;10. Department of Health Care Policy, Harvard Medical School, , Boston, Massachusetts |
