1. Institute of Health Sciences-Gaborone, Gaborone, Botswana
2. Botswana College of Distance and Open Learning, Gaborone, Botswana
3. Department of Social and Public Health, Ohio University, Athens, Ohio, USA
4. Department of Social Medicine, Heritage College of Osteopathic Medicine and College of Health Sciences and Professions, Ohio University, Athens, Ohio, USA
5. Department of Social Medicine, Ohio University Heritage College of Osteopathic Medicine, Athens, Ohio, USA
6. Marape & Marape Family Medical and Public Health Clinic, Gaborone, Botswana
7. Department of Social Medicine, Heritage College of Osteopathic Medicine, Ohio University, Dublin, Ohio, USA