1 The Third Central Clinical College of Tianjin Medical University, Tianjin 300170, China; Tianjin Key Laboratory of Artificial Cell; Artificial Cell Engineering Technology Research Center of Public Health Ministry, Tianjin, China; Tianjin Institute of Hepatobiliary Disease, Tianjin, China.
2 The Third Central Hospital of Tianjin, 83 Jintang Road, Hedong District, Tianjin 300170, China; Tianjin Key Laboratory of Artificial Cell; Artificial Cell Engineering Technology Research Center of Public Health Ministry, Tianjin, China; Tianjin Institute of Hepatobiliary Disease, Tianjin, China. Electronic address: litong3zx@sina.com.