Acknowledgements
The authors wish to acknowledge the support and active input from the Scientific Coordinating Committee (SCC) and from the Research Governance and Support Services, MRC Unit The Gambia at LSHTM. We would like to thank the management and staff of the Ministry of Health of The Gambia and of Kanifing General Hospital for their support in conducting the study at the hospital premises. The authors thank the staff of the MRC Unit The Gambia at LSHTM and, in particular: Fatou Y. Manneh for data collection activities, Penda John and Fatou Jaiteh for valuable input in designing the protocol and focus group discussion guide. Finally, we are grateful to the many study participants who have been so willing to contribute to this study.