1. Malawi Liverpool Wellcome Clinical Research Programme , Blantyre , Malawi
2. Clinical Research Department, Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine , London , United Kingdom
3. Helse Nord Tuberculosis Initiative, Kamuzu University of Health Sciences , Blantyre , Malawi
4. School of Health and Related Research, University of Sheffield , Sheffield , United Kingdom
5. (MRC) International Statistics and Epidemiology Group, Faculty of Epidemiology and Population Health, London School of Hygiene and Tropical Medicine , London , United Kingdom
6. National Tuberculosis Programme, Government of Malawi , Lilongwe , Malawi
7. School of Health and Wellbeing, University of Glasgow , Glasgow , United Kingdom