1. Chronic Diseases Management Unit, African Population and Health Research Center, Nairobi, Kenya
2. Department of Health Systems, Impact Evaluation and Policy, Ifakara Health Institute, Dar es Salaam, Tanzania
3. School of Social and Political Sciences, University of Glasgow, Glasgow, UK
4. School of Health and Wellbeing, University of Glasgow, Glasgow, UK
5. Department of Women’s and Children’s Health, Karolinska Institute, Stockholm, Sweden