Affiliation: | (1) Research for Equity And Community Health Trust, Area 3 Mtunthama Drive, Lilongwe, Malawi;(2) Community Health Sciences Unit, Ministry of Health, Mtunthama Drive, Area 3, Lilongwe, Malawi;(3) The National TB Control Programme, Ministry of Health, Mtunthama Drive, Area 3, Lilongwe, Malawi;(4) Liverpool School of Tropical Medicine, Pembroke Place, L3 5QA, UK |