1 Department of Medicine and Therapeutics, Prince of Wales Hospital, The Chinese University of Hong Kong, 9/F, Clinical Sciences Building, 30-32 Ngan Shing Street, Shatin, Hong Kong, China.
2 Medical Data Analytics Center, The Chinese University of Hong Kong, Hong Kong, China.
3 State Key Laboratory of Digestive Disease, The Chinese University of Hong Kong, Hong Kong, China.
4 Department of Medicine and Therapeutics, Prince of Wales Hospital, The Chinese University of Hong Kong, 9/F, Clinical Sciences Building, 30-32 Ngan Shing Street, Shatin, Hong Kong, China. wongv@cuhk.edu.hk.
5 Medical Data Analytics Center, The Chinese University of Hong Kong, Hong Kong, China. wongv@cuhk.edu.hk.
6 State Key Laboratory of Digestive Disease, The Chinese University of Hong Kong, Hong Kong, China. wongv@cuhk.edu.hk.