Affiliation: | 1. Ophthalmology Department, IPGMER, 244 AJC Bose Road, Kolkata, 700020, India 2. Midnapore Medical College, Midnapore, West Bengal, India 3. Ophthalmology Department, NRS Medical College, Kolkata, West Bengal, India 4. Department of Gynaecology and Obstetrics, Medical College, Kolkata, West Bengal, India
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