1. Department of Gastroenterology and Hepatology, Sichuan University–University of Oxford Huaxi Joint Centre for Gastrointestinal Cancer West China Hospital, Sichuan University Chengdu China
2. Barcelona Hepatic Hemodynamic Laboratory, Liver Unit Hospital Clínic‐IDIBAPS, CIBEREHD, Health Care Provider of the European Reference Network on Rare Liver Disorders (ERN‐Liver) Barcelona Spain