1Department of Clinical Laboratory, the First Affiliated Hospital of Zhengzhou University, Zhengzhou 450052, Zhengzhou, P. R. China.
2Department of Hepatobiliary Surgery, the First Affiliated Hospital of Zhengzhou University, Zhengzhou 450052, Zhengzhou, P. R. China.
3Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai 200438, China.
Email: [email protected]