1. The Centre for Operational Research, International Union Against Tuberculosis and Lung Disease, Paris, France
2. Department of Clinical Research, Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, UK
3. South-East Asia Office, International Union Against Tuberculosis and Lung Disease, New Delhi, India
4. Yenepoya Medical College, Yenepoya (Deemed to be University), Mangalore, India
5. AIDS and TB Department, Ministry of Health and Child Care, Harare, Zimbabwe
6. TB Department, International Union Against Tuberculosis and Lung Disease, Paris, France