Published on in Vol 7, No 1 (2019): January
1 Warwick-Centre for Applied Health Research and Delivery, Division of Health Sciences, University Warwick, Coventry, United Kingdom
2 Division of Health Sciences, University of Warwick, Coventry, United Kingdom
3 Global and Sexual Health, Department of Public Health, Karolinska Institutet, Stockholm, United Kingdom
4 Uganda Virus Research Institute, Rakai Health Sciences Program, Rakai, Uganda
5 Non-Communicable Diseases Research Unit, South African Medical Research Council, Cape Town, South Africa