1. Department of Gastroenterology, Post Graduate Institute of Medical Education and Research, Chandigarh, India
2. Department of Pharmacology, Post Graduate Institute of Medical Education and Research, Chandigarh, India
3. Expert epidemiologist, CARE India Solutions, New Delhi, India
4. Department of Anaesthesiology, Post Graduate Institute of Medical Education and Research, Chandigarh, India
5. Department of Surgery, Post Graduate Institute of Medical Education and Research, Chandigarh, India
6. Department of Medical and Surgical Sciences, Gastroenterology Unit, University of Foggia, Foggia, Italy