About the Authors

Yuanlin Dong

Affiliation Geriatric Anesthesia Research Unit, Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital and Harvard Medical School, Charlestown, Massachusetts, United States of America

Xu Wu

Affiliations Geriatric Anesthesia Research Unit, Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital and Harvard Medical School, Charlestown, Massachusetts, United States of America, Department of Forensic Pathology, Faculty of Forensic Medicine, China Medical University, Shenyang, People’s Republic of China

Zhipeng Xu

Affiliation Geriatric Anesthesia Research Unit, Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital and Harvard Medical School, Charlestown, Massachusetts, United States of America

Yiying Zhang

Affiliation Geriatric Anesthesia Research Unit, Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital and Harvard Medical School, Charlestown, Massachusetts, United States of America

Zhongcong Xie

zxie@partners.org

Affiliation Geriatric Anesthesia Research Unit, Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital and Harvard Medical School, Charlestown, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YD XW Z. Xu YZ. Performed the experiments: YD XW. Analyzed the data: Z. Xu YZ Z. Xie. Wrote the paper: Z. Xie.