1. Department of Obstetrics and Gynaecology; Mulago National Referral Hospital; Kampala Uganda
2. Department of Obstetrics and Gynaecology; Canisius-Wilhelmina Hospital; Nijmegen The Netherlands
3. Athena Institute; VU University; Amsterdam The Netherlands
4. Department of Obstetrics; Leiden University Medical Center; Leiden The Netherlands
5. Department of Obsterics and Gynaecology; Kabale University; Kabale Uganda
6. School of Medicine; College of Health Sciences; Makerere University; Kampala Uganda