Ong J., Department of Medicine, National University of Singapore, Singapore, Department of Engineering, University of Cambridge, Cambridge, United Kingdom; Ong A.M.L., Department of Gastroenterology and Hepatology, Singapore General Hospital, Singapore; Ong S., Department of Surgical Intensive Care, Singapore General Hospital, Singapore, Department of Surgical Intensive Care, Sengkang General Hospital, Singapore; Xin X., Department of Health Services Research, Singapore General Hospital, Singapore; Lee Y.Y., School of Medical Sciences, Universiti Sains Malaysia, Kota Bharu, Malaysia; Pausawasdi N., Department of Medicine, Division of Gastroenterology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand; De Lusong M.A., Department of Medicine, Philippine General Hospital, Manila, Philippines; Makmun D., Department of Internal Medicine, Division of Gastroenterology, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo National General Hospital, Central Jakarta, Indonesia; Chong V.H., Department of Gastroenterology, Ubd Paprsb Institute of Health Sciences, Gadong, Brunei Darussalam; Ho S.H., Department of Medicine, University of Malaya, Kuala Lumpur, Malaysia; Lim W.Y., Department of Anaesthesia, Singapore General Hospital, Singapore; Koh C.J., Department of Gastroenterology and Hepatology, National University Hospital, Singapore; Ong D., Department of Gastroenterology and Hepatology, National University Hospital, Singapore; Khor C., Department of Gastroenterology and Hepatology, Singapore General Hospital, Singapore; Dan Y.Y., Department of Medicine, National University of Singapore, Singapore, Department of Gastroenterology and Hepatology, National University Hospital, Singapore