1. Rutgers Institute for Nicotine & Tobacco Studies , New Brunswick, NJ , USA
2. Department of Health Behavior, Society, & Policy, Rutgers School of Public Health , Piscataway, NJ , USA
3. Behavioral Health and Health Policy, Westat , Rockville, MD , USA
4. Center for Tobacco Control Research and Education, Cardiovascular Research Institute, University of California San Francisco , San Francisco, CA , USA
5. Division of Oral Epidemiology and Dental Public Health, School of Dentistry, University of California San Francisco , San Francisco, CA , USA
6. Department of Psychiatry, Yale University School of Medicine , New Haven, CT , USA
7. Department of Anesthesiology, Duke University School of Medicine , Durham, NC , USA
8. Department of Internal Medicine, Division of Medical Oncology, The Center for Tobacco Research, The James – Comprehensive Cancer Center, The Ohio State University Wexner Medical Center , Columbus, OH , USA