1. Institute of Digestive Disease; The Chinese University of Hong Kong; Hong Kong China
2. Department of Medicine and Therapeutics; The Chinese University of Hong Kong; Hong Kong China
3. Department of Computer Science; Hong Kong Baptist University; Hong Kong China
4. School of Data and Computer Science; Sun Yat-Sen University; Guangzhou China
5. School of Mathematics; Sun Yat-Sen University; Guangzhou China
6. Department of Medicine; Queen Elizabeth Hospital; Hong Kong China
7. Department of Medicine; Pamela Youde Nethersole Eastern Hospital; Hong Kong China
8. Department of Medicine; Tseung Kwan O Hospital; Hong Kong China
9. Department of Medicine; Yan Chai Hospital; Hong Kong China
10. Department of Surgery; The Chinese University of Hong Kong; Hong Kong China