1. Department of Orbit and Oculoplasty, Medical College, Kolkata, West Bengal, India
2. Post Graduate Trainee, Department of Orbit and Oculoplasty, Medical College and Hospital, Kolkata, West Bengal, India
3. Regional Institute of Ophthalmology, Medical College, Kolkata, West Bengal, India
4. Chief, Cornea and Ocular Surface Disorders, Department of Cornea and Ocular Surface Disorders, Sunayan Advanced Eye Institute, Tamluk, Purba Midnapore, West Bengal, India
5. Regional Institute of Ophthalmology, Medical College and Hospital, Kolkata, West Bengal, India
6. Consultant Ophthalmologist, Panskura Superspeciality Hospital, Purba Midnapore, West Bengal, India