1. Allen Foster Community Eye Health Research Centre, Gullapalli Pratibha Rao International Centre for Advancement of Rural Eye care, L V Prasad Eye Institute, Hyderabad, India
2. Brien Holden Institute of Optometry and Vision Science, L V Prasad Eye Institute, Hyderabad, India
3. Wellcome Trust/Department of Biotechnology India Alliance, L V Prasad Eye Institute, Hyderabad, India
4. School of Optometry and Vision Science, University of New South Wales, Sydney, Australia
5. Dana Center for Preventive Ophthalmology, Wilmer Eye Institute, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA