1. Senior Resident & Fellow, Department of General Surgery, Division of Surgical Gastroenterology, Institute of medical sciences, Banaras Hindu University, Varanasi 2212005, India
2. Senior Resident, Department of General Surgery, Institute of medical sciences, Banaras Hindu University, Varanasi 2212005, India
3. Associate Professor, Department of Anatomy, Institute of Medical Sciences, Banaras Hindu University, Varanasi 2212005, India
4. Professor, Department of General Surgery, Institute of Medical Sciences, Banaras Hindu University, Varanasi 2212005, India
5. Professor, Department of Endocrinology & Metabolism, Institute of Medical Sciences, Banaras Hindu University, Varanasi 2212005, India