1. Department of Epidemiology and Biostatistics, School of Public Health, College of Health Sciences, Jackson State University, Jackson, MS 39213, USA
2. Department of Public Health, Julia Jones Matthews School of Population and Public Health, Texas Tech University Health Sciences Center, Abilene, TX 79601, USA
3. School of Social Work, College of Health Sciences, Jackson State University, Jackson, MS 39213, USA
4. School of Nursing, University of Mississippi Medical Center, Jackson, MS 39216, USA