1. Faculty of Health Sciences, University of Swaziland, Mbabane, Swaziland.
2. University of California, San Francisco, San Francisco, California.
3. National University of Lesotho, Maseru, Lesotho.
4. University of Malawi, Blantyre, Malawi.
5. Muhimbili University of Health and Allied Sciences, Dar Es Salaam, Republic of Tanzania.
6. North-West University, Potchefstroom Campus, Potchefstroom, South Africa.
7. University of KwaZulu-Natal, Durban, South Africa.