1. Department of Ophthalmology, Janki Eye Clinic, Khatima, Uttarakhand, India
2. Department of Ophthalmology, Father Muller Medical College, Mangaluru, Karnataka, India
3. Department of Ophthalmology, Al Nahdha Hospital, Ministry of Health, Muscat, Oman
4. Department of Ophthalmology, Param Netralaya, Delhi, India