1. Department of General Surgery, Medical College Hospital, Kolkata, 88 College Street, Kolkata 700073, India
2. Department of Plastic & Reconstructive Surgery, IPGMER, 244 Acharya Jagadish Chandra Bose Road, Kolkata 700020, India
3. Department of Pediatric Surgery, Medical College Hospital, Kolkata, 88 College Street, Kolkata 700073, India