Mamun Al Mehtab Associate Professor, Department of Hepatology, Bangabandhu Sheikh Mujib Medical University, Dhaka, BangladeshMahmud HasanChairman, Bangladesh Medical Research Council; Former Vice Chancellor and Chairman, Department of Gastroenterology, Bangabandhu Sheikh Mujib Medical University, Dhaka, BangladeshSM Fazle AkbarPrincipal Investigator, Department of Medical Sciences, Toshiba General Hospital, Tokyo, Japan; Adjunct Professor, Faculty of Medical Sciences, State University of Bangladesh, Dhaka, Bangladesh