Vishal Sharma1, Preethi Jeyaraman2, Surinder S Rana1, Rajesh Gupta3, Samir Malhotra4, Ashish Bhalla5, Deepak K Bhasin1
1Departments of Gastroenterology, 2Department of Medicine, 3Department of Surgery, 4Department of Clinical Pharmacology, 5Department of Emergency Medicine, Postgraduate Institute of Medical Education and Research (PGIMER), Chandigarh.