1. Alcohol Research Group ; Emeryville California
2. Department of Health Law, Policy and Management ; Boston University School of Public Health; Boston Massachusetts
3. Department of Epidemiology ; Johns Hopkins Bloomberg School of Public Health; Baltimore Maryland
4. Department of Health, Policy and Management ; Johns Hopkins Bloomberg School of Public Health; Baltimore Maryland
5. Johns Hopkins School of Medicine ; Baltimore Maryland
6. Department of Health, Behavior and Society ; Johns Hopkins Bloomberg School of Public Health; Baltimore Maryland