1. Department of Public Health, East Carolina University Brody School of Medicine, Greenville, NC, USA
2. College of Health and Human Performance, Health Education and Promotion, East Carolina University, Greenville, NC, USA
3. Department of Biological Sciences, North Carolina State University, Raleigh, NC, USA
4. NC Agromedicine Institute, East Carolina University Brody School of Medicine, Greenville, NC, USA