1. Department of Hepatology, Mengchao Hepatobiliary Hospital of Fujian Medical University , No. 312 Xihong Road , Fuzhou , Fujian, 350025 , P. R. China
2. Department of Hepatology, Mengchao Hepatobiliary Hospital of Fujian Medical University , Fuzhou , Fujian, 350025 , P. R. China
3. Department of Gastroenterology, Quanzhou First Hospital , Quanzhou , Fujian, 362000 , P. R. China