About the Authors

Yu-e Sun

Contributed equally to this work with: Yu-e Sun, Liangyu Peng

Affiliation Department of Anaesthesiology, Affiliated Drum-Tower Hospital of Medical College of Nanjing University, Nanjing, Jiangsu province, China

Liangyu Peng

Contributed equally to this work with: Yu-e Sun, Liangyu Peng

Affiliation Department of Anaesthesiology, Affiliated Drum-Tower Hospital of Medical College of Nanjing University, Nanjing, Jiangsu province, China

Xiaofeng Sun

Affiliation Department of Anaesthesiology, Affiliated Drum-Tower Hospital of Medical College of Nanjing University, Nanjing, Jiangsu province, China

Jinhua Bo

Affiliation Department of Anaesthesiology, Affiliated Drum-Tower Hospital of Medical College of Nanjing University, Nanjing, Jiangsu province, China

Dong Yang

Affiliation Department of Anaesthesiology, Affiliated Drum-Tower Hospital of Medical College of Nanjing University, Nanjing, Jiangsu province, China

Yaguo Zheng

Affiliation Department of Anaesthesiology, Affiliated Drum-Tower Hospital of Medical College of Nanjing University, Nanjing, Jiangsu province, China

Chenglong Liu

Affiliation Department of Anaesthesiology, Affiliated Drum-Tower Hospital of Medical College of Nanjing University, Nanjing, Jiangsu province, China

Beibei Zhu

Affiliation Department of Anaesthesiology, Affiliated Drum-Tower Hospital of Medical College of Nanjing University, Nanjing, Jiangsu province, China

Zhengliang Ma

mazhengliang1964@yahoo.com.cn (ZLM); xiaopinggu1@gmail.com (XPG)

Affiliation Department of Anaesthesiology, Affiliated Drum-Tower Hospital of Medical College of Nanjing University, Nanjing, Jiangsu province, China

Xiaoping Gu

mazhengliang1964@yahoo.com.cn (ZLM); xiaopinggu1@gmail.com (XPG)

Affiliation Department of Anaesthesiology, Affiliated Drum-Tower Hospital of Medical College of Nanjing University, Nanjing, Jiangsu province, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZLM XPG. Performed the experiments: XFS JHB CLL BBZ XPG YES LYP DY QM. Analyzed the data: DY YGZ CLL. Contributed reagents/materials/analysis tools: BBZ LHS XFS. Wrote the paper: XFS JHB ZLM XPG LYP YES DY QM.