1. Department of Health Promotion, Education & Behavior, Arnold School of Public Health, Department of Family & Preventive Medicine, School or Medicine; University of South Carolina; Columbia SC 29208
2. Department of Social & Behavioral Sciences, School of Public Health; West Virginia University; Morgantown WV 26506
3. Department of Health Promotion, Education & Behavior, Arnold School of Public Health; University of South Carolina; Columbia SC 29208