Department of Gastroenterology and Hepatology,
Duke University, USA
Department of Gastroenterology and Medical Research Center,
Sheng Jing Hospital, China Medical University, China
Division of Gastric Surgery,
Fujian Medical University Union Hospital, China
UOC Gastroenterologia, Autoimmune Liver Disease Centre, Department of Medicine and Surgery, University of Milano, Italy
Director of Gastroenterology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University, China
Department of Gastroenterology, The Third Affiliated Hospital of Sun Yat-Sen University, China
Department of Pathology & Laboratory Medicine, Neurology and Neurosurgery, Alpert Medical School of Brown University, USA