1. Department of Ophthalmology, Vivekananda Polyclinic and Institute of Medical Sciences, Lucknow, Uttar Pradesh, India
2. Department of Ophthalmology, Regional Institute of Ophthalmology, Institute of Medical Sciences, BHU, Varanasi, Uttar Pradesh, India
3. Department of Biostatistics, BHU, Varanasi, Uttar Pradesh, India
4. Forensic Sciences, Galgotias University, Noida, Uttar Pradesh, India
5. Department of Ophthalmology, Ganga Devi Pandey Eye Hospital, Mahendragarh, Haryana, India