1. Department of Medicine, AIIMS, Bhopal, Madhya Pradesh, India
2. Department of Microbiology, AIIMS, Bhopal, Madhya Pradesh, India
3. Department of Gastrointestinal Oncosurgery, Tata Medical Center, Kolkata, West Bengal, India
4. Department of Radiology, Care Hospital, Bhubaneswar, Odisha, India