1. Department of Ophthalmology, Advanced Eye Center, Post Graduate Institute of Medical Education and Research, Chandigarh, India
2. Cleveland Clinic Abu Dhabi, Eye Institute, Abu Dhabi, United Arab Emirates.
3. Cleveland Clinic Lerner College of Medicine, Case Western Reserve University, Cleveland, Ohio, USA
4. Eye Clinic, Department of Biomedical and Clinical Science ‘Luigi Sacco’, Luigi Sacco Hospital, University of Milan, Milan, Italy
5. Department of Ophthalmology, Save Sight Institute, University of Sydney, Sydney, New South Wales, Australia