1. Department of Medicine Stanford University Stanford California USA
2. Department of Internal Medicine University of California Los Angeles Los Angeles California USA
3. Department of Pediatrics University of California Los Angeles Los Angeles California USA
4. Department of Public Health Policy and Management College of Global Public HealthNew York University New York New York USA
5. Division of Epidemiology Dalla Lana School of Public Health University of Toronto Toronto Ontario Canada
6. Department of Health Behavior Gillings School of Global Public Health University of North Carolina Chapel Hill Chapel Hill North Carolina USA
7. Department of Family & Community Medicine Philip R. Lee Institute for Health Policy StudiesUniversity of California San Francisco San Francisco California USA