About the Authors

Libing Jiang

Contributed equally to this work with: Libing Jiang, Yuefeng Ma

Affiliations Department of Emergency Medicine, Second Affiliated Hospital, School of Medicine &Institute of emergency Medicine, Zhejiang University, Hangzhou, China, China Emergency and Critical Care Evidence-based Group, Hangzhou, China

Yuefeng Ma

Contributed equally to this work with: Libing Jiang, Yuefeng Ma

Affiliations Department of Emergency Medicine, Second Affiliated Hospital, School of Medicine &Institute of emergency Medicine, Zhejiang University, Hangzhou, China, China Emergency and Critical Care Evidence-based Group, Hangzhou, China

Changwei Zhao

Affiliation Department of Emergency Medicine, Second Affiliated Hospital, School of Medicine &Institute of emergency Medicine, Zhejiang University, Hangzhou, China

Weifeng Shen

Affiliation Department of Emergency Medicine, Second Affiliated Hospital, School of Medicine &Institute of emergency Medicine, Zhejiang University, Hangzhou, China

Xia Feng

Affiliations China Emergency and Critical Care Evidence-based Group, Hangzhou, China, Department of respiration, The Third People’s Hospital of Hangzhou,Hangzhou, China

Yongan Xu

Affiliation Department of Emergency Medicine, Second Affiliated Hospital, School of Medicine &Institute of emergency Medicine, Zhejiang University, Hangzhou, China

Mao Zhang

zmhzjzk@163.com

Affiliations Department of Emergency Medicine, Second Affiliated Hospital, School of Medicine &Institute of emergency Medicine, Zhejiang University, Hangzhou, China, China Emergency and Critical Care Evidence-based Group, Hangzhou, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YFM MZ. Performed the experiments: YFM LBJ CWZ WFS XF YX. Analyzed the data: LBJ CWZ WFS XF. Contributed reagents/materials/analysis tools: MZ YFM YX. Wrote the paper: LBJ YFM CWZ XF. Critically revised the final report: YFM MZ.