About the Authors

Changsong Wang

Contributed equally to this work with: Changsong Wang, Jinghui Shi

Affiliation Department of Anesthesiology, The First Affiliated Hospital of Harbin Medical University, Harbin, China

Jinghui Shi

Contributed equally to this work with: Changsong Wang, Jinghui Shi

Affiliation Department of Anesthesiology, Tongji Hospital of Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Bo Sun

Affiliation Department of Anesthesiology, The First Affiliated Hospital of Harbin Medical University, Harbin, China

Desheng Liu

Affiliation Department of Anesthesiology, The First Affiliated Hospital of Harbin Medical University, Harbin, China

Peng Li

Affiliation Department of Anesthesiology, The First Affiliated Hospital of Harbin Medical University, Harbin, China

Yulei Gong

Affiliation Department of Anesthesiology, The First Affiliated Hospital of Harbin Medical University, Harbin, China

Ying He

Affiliation Department of Anesthesiology, The First Affiliated Hospital of Harbin Medical University, Harbin, China

Shujuan Liu

Affiliation Department of Anesthesiology, The First Affiliated Hospital of Harbin Medical University, Harbin, China

Guowang Xu

Affiliation CAS Key Laboratory of Separation Science for Analytical Chemistry, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian, China

Jianyi Li

Affiliation The Third High School of Harbin, Harbin, China

Ailin Luo

Affiliation Department of Anesthesiology, Tongji Hospital of Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Enyou Li

enyouli@yahoo.cn

Affiliation Department of Anesthesiology, The First Affiliated Hospital of Harbin Medical University, Harbin, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CW JS EL. Performed the experiments: CW JS BS DL PL YG YH SL JL. Analyzed the data: GX AL EL. Contributed reagents/materials/analysis tools: GX AL. Wrote the paper: CW JS EL.