1. a Division of Cancer Prevention and Control, Department of Internal Medicine, College of Medicine, Columbus, Ohio, USA
2. d Department of Public Health Sciences, College of Medicine, Columbus, Ohio, USA;
3. b Division of Epidemiology, College of Public Health, Columbus, Ohio, USA;
4. c Comprehensive Cancer Center, The Ohio State University, Columbus, Ohio, USA;
5. e Penn State Hershey Cancer Institute, The Pennsylvania State University, Hershey, Pennsylvania, USA;
6. f Department of Behavioral Science, Prevention Research Center, University of Kentucky, Lexington, Kentucky, USA
7. g Mary Babb Randolph Cancer Center, West Virginia University, Morgantown, West Virginia, USA;
8. h Center for Gerontology, Culture and Environment, Virginia Tech, Blacksburg, Virginia, USA
9. i Institute for Society, Culture and Environment, Virginia Tech, Blacksburg, Virginia, USA
10. j Department of Internal Medicine, Prevention Research Center, University of Kentucky, Lexington, Kentucky, USA;