1. Department of Gastroenterology and Hepatology, The Second Affiliated Hospital of Chongqing Medical University, 76 Linjiang Road, Chongqing 400010, China
2. Department of Hematology and Oncology, Chongqing the Third Hospital, Chongqing 400014, China
3. Institute of Life Sciences, Chongqing Medical University, Chongqing 400016, China