1. Liver Research Center; Beijing Friendship Hospital; Capital Medical University; Beijing 100050 China
2. Beijing Key Laboratory of Translational Medicine in Liver Cirrhosis; Beijing 100050 China
3. Organ Transplantation Department; Tianjin First Central Hospital; Tianjin 300192 China
4. Tianjin Key Laboratory of Organ Transplantation; Tianjin 300192 China