1. Muhimbili University College of Health Sciences, Dar Es Salaam, Tanzania,
2. National University of Lesotho, Maseru, Lesotho
3. Kamuzu College of Nursing, University of Malawi, Lilongwe, Malawi
4. University of California, San Francisco, CA, USA
5. North-West University, Johannesburg, South Africa
6. University of Kwa-Zulu-Natal, Durban, South Africa
7. University of Swaziland, Mbabane, Swaziland