1. Allen Foster Community Eye Health Research Centre, Gullapalli Pratibha Rao – International Centre for Advancement of Rural Eye care, Baltimore, Maryland, USA,
2. Dana Center for Preventive Ophthalmology, Wilmer Eye Institute, Johns Hopkins University, Baltimore, Maryland, USA,
3. Vision Cooperative Research Centre, Sydney, Australia,
4. Centre for Eye Research Australia, The University of Melbourne, Melbourne, Australia,