1. Busitema University Faculty of Health Sciences Mbale Regional Referral Hospital Mbale Uganda
2. Mbale Clinical Research Institute Mbale Uganda
3. Medical Research Council Clinical Trials Unit (MRC CTU) University College London London UK
4. Department of Paediatrics and Child Health, School of Medicine Makerere University Kampala Uganda
5. Soroti Regional Referral Hospital Soroti Uganda
6. Kenya Medical Research Institute (KEMRI)‐Wellcome Trust Research Programme Kilifi Kenya
7. Section for Nutrition Research, Department of Metabolism, Digestion and Reproduction Imperial College London UK
8. Department of Surgery and Cancer, Institute of Global Health and Innovation Imperial College London UK