Shah, S.U., Saw Swee Hock School of Public Health, National University of Singapore, National University Health System, Singapore, Singapore, Centre for Infectious Disease Epidemiology and Research, National University of Singapore, Singapore, Singapore; Loo, E.X.L., Department of Paediatrics, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore, Singapore Institute for Clinical Sciences (SICS), Agency for Science, Technology and Research (ASTAR), Singapore, Singapore; Chua, C.E., Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore; Kew, G.S., Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore, Division of Gastroenterology & Hepatology, Department of Medicine, National University Hospital, Singapore, Singapore; Demutska, A., Department of Clinical Psychology, James Cook University, Singapore, Singapore; Quek, S., Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore; Wong, S., Department of Medicine, Ng Teng Fong General Hospital, Singapore, Singapore; Lau, H.X., Singapore Institute for Clinical Sciences (SICS), Agency for Science, Technology and Research (ASTAR), Singapore, Singapore; Low, E.X.S., Department of Medicine, Ng Teng Fong General Hospital, Singapore, Singapore; Loh, T.L., Department of Otorhinolarygology, Head and Neck Surgery, Universiti Putra Malaysia, Selangor, Malaysia; Lung, O.S., Department of Anaesthesiology, Columbia Asia Hospital, Miri, Sarawak, Malaysia; Hung, E.C.W., Cambridge Paediatrics, Shatin, Hong Kong; Rahman, M.M., Department of Gastroenterology, Sheikh Russel National Gastroliver Institute and Hospital, Dhaka, Bangladesh; Ghoshal, U.C., Department of Gastroenterology, Sanjay Gandhi Postgraduate Institute Medical Science, Lucknow, India; Wong, S.H., Department of Medicine & Therapeutics, Faculty of Medicine, The Chinese University of Hong Kong, Shatin, Hong Kong; Cheung, C.K.Y., Department of Medicine, State Key Laboratory of Pharmaceutical Biotechnology, The University of Hong Kong, Hong Kong; Syam, A.F., Division of Gastroenterology, Department of Internal Medicine, Faculty of Medicine, University of Indonesia, Jakarta, Indonesia; Tan, N., Departments of Gastroenterology and Hepatology, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China; Xiao, Y., Departments of Gastroenterology and Hepatology, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China; Liu, J.-S., Department of Gastroenterology, Wuhan Union Hospital, Huazhong University of Science and Technology, Wuhan, Hubei, China; Lu, F., Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China; Chen, C.-L., Department of Medicine, Buddhist Tzu Chi Hospital, University School of Medicine, Hualien, Taiwan; Lee, Y.Y., St George & Sutherland Clinical School, University of New South Wales, Sydney, NSW, Australia, Gut Research Group, Faculty of Medicine, Universiti Kebangsaan Malaysia, Kuala Lumpur, Malaysia; Maralit, R.M., The Medical City, Metro Manila, Philippines; Kim, Y.-S., Wonkwang Digestive Disease Research Institute, Gut and Food Healthcare, Wonkwang University School of Medicine, Iksan, South Korea; Oshima, T., Division of Gastroenterology and Hepatology, Department of Internal Medicine, Hyogo College of Medicine, Nishinomiya, Hyogo, Japan; Miwa, H., Division of Gastroenterology and Hepatology, Department of Internal Medicine, Hyogo College of Medicine, Nishinomiya, Hyogo, Japan; Siah, K.T.H., Singapore Institute for Clinical Sciences (SICS), Agency for Science, Technology and Research (ASTAR), Singapore, Singapore, Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore; Pang, J., Saw Swee Hock School of Public Health, National University of Singapore, National University Health System, Singapore, Singapore, Centre for Infectious Disease Epidemiology and Research, National University of Singapore, Singapore, Singapore