1. Mandela Drive, P/Bag X1, Unitra-5117, Mthatha, Eastern Cape Province, South Africa
2. Faculty of Health Sciences, Walter Sisulu University, Nelson Mandela Drive, P/Bag X1, Unitra-5117, Mthatha, Eastern Cape Province, South Africa
3. FAIMER (Foundation for Advancement of International Medical Education and Research). Telephone +27475022503; +27822021150; Fax: +27475022503