1. Carbone Cancer Center, University of Wisconsin-Madison , Madison, WI , USA
2. Department of Family Medicine, Lineberger Comprehensive Cancer Center, University of North Carolina-Chapel Hill , Chapel Hill, NC , USA
3. Georgetown University Medical Center, Lombardi Comprehensive Cancer Center, Cancer Prevention and Control Program , Washington, DC , USA
4. Department of Psychiatry and Behavioral Sciences, Memorial Sloan Kettering Cancer Center , New York, NY , USA
5. Department of Psychiatry, Massey Cancer Center, Virginia Commonwealth University , Richmond, VA , USA
6. Department of Population Health Sciences, University of Wisconsin School of Medicine and Public Health , Madison, WI , USA
7. Center for Tobacco Research and Intervention, University of Wisconsin School of Medicine and Public Health , Madison, WI , USA
8. Department of Health Outcomes and Behavior, Moffitt Cancer Center , Tampa, FL , USA
9. Center for Tobacco Studies, Cancer Institute of New Jersey, Rutgers Robert Wood Johnson Medical School , New Brunswick, NJ , USA
10. Department of Psychiatry, Massachusetts General Hospital (MGH) , Boston, MA , USA
11. Department of Population Sciences, Center of Community Alliance for Research & Education, City of Hope National Medical Center , Duarte, CA , USA
12. Tobacco Research and Treatment Program, MD Anderson Cancer Center, University of Texas , Houston, TX , USA
13. Cancer Prevention and Control, University of Kansas School of Medicine, University of Kansas Cancer Center , Kansas City, KS , USA
14. Department of Psychiatry and Behavioral Neuroscience, University of Chicago , Chicago, IL , USA
15. Department of Medical Oncology and Therapeutics Research, City of Hope National Medical Center , Duarte, CA , USA
16. Department of Population Health, NYU Grossman School of Medicine , New York, NY , USA
17. Department of Health Behavior, Roswell Park Comprehensive Cancer Center , Buffalo, NY , USA
18. Department of Radiation Oncology, Medical University of South Carolina, Hollings Cancer Center , Charleston, SC , USA
19. Department of Cell and Molecular Pharmacology and Experimental Therapeutics, Medical University of South Carolina, Hollings Cancer Center , Charleston, SC , USA
20. Institute for Clinical and Translational Research, University of Wisconsin-Madison , Madison, WI , USA
21. Department of Medicine, Division of General Internal Medicine and Mongan Institute, Tobacco Research and Treatment Center, Harvard Medical School, Massachusetts General Hospital , Boston, MA , USA