Storr Liver Centre, Westmead Institute for Medical Research, The University of Sydney and Westmead Hospital, Westmead, NSW 2145, Australia.

Beijing Friendship Hospital, Capital Medical University, China.

Institiute of Infectious Diseases, Beijing Ditan Hospital, Capital Medical University, Beijing 100015, China.

Xinhua Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai Key Lab of Pediatric Gastroenterology and Nutrition, Shanghai, China.


Department of Gastroenterology, West China Hospital, Sichuan University, Chengdu, China.
