1. International Union Against Tuberculosis and Lung Disease (The Union), Zimbabwe Country Office, Harare, Zimbabwe
2. Centre for Operations Research, The Union, Paris, France, AIDS and TB Unit, Ministry of Health and Child Care, Harare, Zimbabwe
3. Operational Research Unit, Médecins Sans Frontières, Luxembourg City, Luxembourg
4. AIDS and TB Unit, Ministry of Health and Child Care, Harare, Zimbabwe
5. Bulawayo City Health Department, Bulawayo, Zimbabwe