1. Epidemiology and Research Division, National Tuberculosis Institute, Bangalore, India
2. Lala Ram Sarup Institute of TB and Allied Respiratory Diseases, New Delhi, India
3. Department of Microbiology, Mahatma Gandhi Institute of Medical Sciences, Sevagram, Wardha, India
4. Department of Community Medicine, SRM Medical College, Kanchipura, India
5. New Delhi TB Centre, New Delhi, India
6. Department of Statistics, National Tuberculosis Institute, Bangalore, India
7. National Institute of Research in Tuberculosis, Chennai, India
8. National Tuberculosis Institute, Bangalore, India