About the Authors

Zhi Li

Affiliation Department of Anaesthesiology, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai, China

Yu-Ming Sun

Affiliation Department of Anaesthesiology, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai, China

Fei-Xiang Wu

Affiliation Department of Anaesthesiology, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai, China

Li-Qun Yang

Affiliation Department of Anaesthesiology, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai, China

Zhi-Jie Lu

Affiliation Department of Anaesthesiology, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai, China

Wei-Feng Yu

ywf808@sohu.com

Affiliation Department of Anaesthesiology, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZL WFY. Performed the experiments: ZL YMS. Analyzed the data: ZL YMS FXW ZJL. Contributed reagents/materials/analysis tools: ZL YMS FXW LQY. Wrote the paper: ZL YMS LQY.