1. Department of Diabetology, Ophthalmology and Epidemiology, Madras Diabetes Research Foundation & Dr. Mohan's Diabetes Specialities Centre Chennai India
2. Nightingale‐Saunders Clinical Trials and Epidemiology Unit, King's College London London UK
3. NIHR Biomedical Research Centre, Moorfields Eye Hospital NHS Foundation Trust London UK
4. Vision Sciences, UCL Institute of Ophthalmology London UK
5. Retina Department, Vision Research Foundation, Sankara Nethralaya Chennai India
6. Retina Department, Aravind Medical Research Foundation Madurai India
7. Anant Bajaj Retina Institute‐Srimati Kanuri Santhamma Centre for Vitreoretinal Diseases, Hyderabad Eye Research Foundation, LV Prasad Eye Institute Hyderabad India
8. Department of Diabetology and Endocrinology University Hospital Birmingham Birmingham UK