1. Department of Medicine, Queen Mary Hospital/The University of Hong Kong, Hong Kong SAR, China; The Hong Kong Society of Gastroenterology, Hong Kong SAR, China
2. Department of Medicine, Queen Mary Hospital/The University of Hong Kong, Hong Kong SAR, China
3. Gleneagles Hong Kong Hospital, Hong Kong SAR, China
4. Department of Medicine and Therapeutics, Prince of Wales Hospital/The Chinese University of Hong Kong, Hong Kong SAR, China
5. Private Practice, Hong Kong SAR, China
6. The Hong Kong Society of Gastroenterology, Hong Kong SAR, China; Hong Kong Sanatorium & Hospital, Hong Kong SAR, China
7. St Teresa’s Hospital, Hong Kong SAR, China
8. The Hong Kong Society of Gastroenterology, Hong Kong SAR, China; Department of Medicine and Therapeutics, Prince of Wales Hospital/The Chinese University of Hong Kong, Hong Kong SAR, China