1. Departments of Hepatology, Postgraduate Institute of Medical Education and Research, Chandigarh, India
2. Anesthesia and Intensive Care, Postgraduate Institute of Medical Education and Research, Chandigarh, India
3. Division of Gastroenterology, Hepatology, and Nutrition, Department of Medicine, Vanderbilt University, Nashville, Tennessee, USA
4. Department of Cardiology, Postgraduate Institute of Medical Education and Research, Chandigarh, India