1. Department of Epidemiology and Biostatistics, Arnold School of Public Health, University of South Carolina, Columbia, South Carolina, USA
2. Cancer Prevention and Control Program, University of South Carolina, Columbia, South Carolina, USA
3. Connecting Health Innovations LLC, Columbia, South Carolina, USA
4. Division of Cancer Epidemiology and Genetics, Nutritional Epidemiology Branch, National Cancer Institute, Rockville, Maryland, USA