1. Department of Obstetrics and Gynaecology, Grey’s Hospital, Pietermaritzburg and Department of Obstetrics and Gynecology, Nelson R Mandela School of Medicine, University of KwaZulu-Natal, Durban, South Africa.
2. Department of Obstetrics and Gynaecology and Women’s Health and HIV Research Group, Nelson R Mandela School of Medicine, University of KwaZulu-Natal, Durban, South Africa