1. Department of Biostatistics and Epidemiology, College of Public Health, East Tennessee State University, Johnson City, TN, USA
2. Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
3. Department of Family and Community Health, School of Nursing, Health Sciences Center, West Virginia University, Morgantown, WV, USA
4. School of Kinesiology and Nutrition, College of Education and Human Sciences, University of Southern Mississippi, Hattiesburg, MS, USA
5. Department of Health and Biomedical Sciences, College of Health Affairs, University of Texas Rio Grande Valley, Brownsville, TX, USA
6. School of Nursing, Health Sciences Center, West Virginia University, Morgantown, WV, USA