1. Georgia State University, Tobacco Center of Regulatory Science (GSU TCORS), Atlanta, Georgia, USA;
2. Department of Health Services Management and Policy, East Tennessee State University, Johnson City, Tennessee, USA;
3. Louisiana States University, School of Plant Environmental and Soil Sciences, Baton Rouge, Louisiana, USA;
4. Department of Biostatistics and Epidemiology, East Tennessee State University, Johnson City, Tennessee, USA;
5. Department of Health Services Management and Policy, East Tennessee State University, College of Public Health, Johnson City, Tennessee, USA;
6. Department of Biostatistics and Epidemiology, East Tennessee State University, College of Public Health, Johnson City, Tennessee, USA;
7. Nashville State Community College, Nashville, Tennessee, USA;
8. Department of Community and Behavioral Health, East Tennessee State University, Johnson City, Tennessee, USA