1. The University of Nottingham, Nottingham, UK
2. London School of Hygiene and Tropical Medicine, London, UK
3. Centre for Chronic Disease Control, New Delhi, India
4. All India Institute of Medical Sciences, New Delhi, India
5. Sir Ganga Ram Hospital, New Delhi, India
6. Public Health Foundation of India, Gurgaon, India
7. University College London, London, UK
8. Imperial College London, London, UK