1. Department of Pathology, IPGME and R, Apollo Gleneagles Hospital, Calcutta National Medical College and Hospital, Kolkata, West Bengal, India
2. Department of Surgery, Calcutta National Medical College and Hospital, Kolkata, West Bengal, India
3. Department of Paediatric Surgery, Apollo Gleneagles Hospital, Calcutta National Medical College and Hospital, Kolkata, West Bengal, India