1 National Mycobacterium Reference Laboratory, Research Centre Borstel, Germany; Department of Infectious Disease Epidemiology, London School of Hygiene & Tropical Medicine, London, UK. Electronic address: katharina.kranzer@lshtm.ac.uk.
2 Department of Infectious Disease Epidemiology, London School of Hygiene & Tropical Medicine, London, UK; Department of Infection and Immunity, Royal London Hospital, Barts Health NHS Trust, London, UK.
3 Department of Clinical Research, London School of Hygiene & Tropical Medicine, London, UK.
4 Department of Clinical Research, London School of Hygiene & Tropical Medicine, London, UK; Zambart, Lusaka, Zambia.
5 Global TB Programme, World Health Organization, Geneva, Switzerland.