1. School of Medicine and Health Sciences, University of Lusaka , Lusaka , Zambia
2. Department of Psychology, University of Georgia , Athens, GA, USA
3. Department of Psychiatry and Behavioral Sciences, University of Miami Miller School of Medicine , Miami, FL , USA
4. Herbert Wertheim College of Medicine, Florida International University , Miami, FL , USA
5. Ministry of Health, Provincial Health Office , Ndola, Copperbelt, Zambia
6. Department of Health Promotion and Education, University of Zambia, School of Public Health , Lusaka , Zambia