1. Faculty of Medicine, The Chinese University of Hong Kong, Hong Kong; Department of Internal Medicine, Union Hospital, Hong Kong
2. Faculty of Medicine, The Chinese University of Hong Kong, Hong Kong; Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong; Medical Data Analytic Centre (MDAC), The Chinese University of Hong Kong, Hong Kong; Institute of Digestive Disease, The Chinese University of Hong Kong, Hong Kong
3. Faculty of Medicine, The Chinese University of Hong Kong, Hong Kong; JC School of Public Health and Primary Care, The Chinese University of Hong Kong, Hong Kong
4. Gilead Sciences, Hong Kong
5. Kantar Health, Singapore