1. Garo Meghrigian Institute for Preventive Ophthalmology, Turpanjian College of Health Sciences, American University of Armenia, Yerevan, Armenia
2. Department of Ophthalmology of Republic of Moldova, State University of Medicine and Pharmacy “Nicolae Testemiteanu”, Faculty of Medicine, Chişinău, Republic of Moldova
3. Health Information Services, Grootebroek, The Netherlands
4. Turpanjian College of Health Sciences, American University of Armenia, Yerevan, Armenia