1. Advanced Eye Center, Post Graduate Institute of Medical Education and Research, Chandigarh, India
2. National Healthcare Group Eye Institute, Tan Tock Seng Hospital, Singapore
3. Singapore Eye Research Institute and Singapore National Eye Centre, Singapore
4. Moorfields Eye Hospital, NHS Foundation Trust, London, UK
5. Eye Clinic, Department of Biomedical and Clinical Science “Luigi Sacco”, Luigi Sacco Hospital, University of Milan, Milan, Italy
6. Department of Internal Medicine, Division of Rheumatology, Post Graduate Institute of Medical Education and Research (PGIMER), Chandigarh, India
7. Department of Microbiology, Division of Mycobacteriology, Post Graduate Institute of Medical Education and Research (PGIMER), Chandigarh, India