1. Assistant Professor of Surgery, Department of Surgery, Maulana Azad Medical College and Department of Microbiology, G.B. Pant Hospital, New Delhi, India
2. Resident, Department of Surgery, Maulana Azad Medical College and Department of Microbiology, G.B. Pant Hospital, New Delhi, India
3. Lecturer in Surgery, Department of Surgery, Maulana Azad Medical College and Department of Microbiology, G.B. Pant Hospital, New Delhi, India
4. Department of Surgery, Maulana Azad Medical College and Department of Microbiology, G.B. Pant Hospital, New Delhi, India