About the Authors

Ning Chen

Affiliation Department of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing, China

Chong Liu

Affiliation Beijing Neurosurgical Institute, Capital Medical University, Beijing, China

Na Yan

Affiliation School of Public Health and Family Medicine, Capital Medical University, Beijing, China

Wei Hu

Affiliation Department of Neurology, Mayo Clinic, Rochester, Minnesota, United States of America

Jian-guo Zhang

Affiliation Department of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing, China

Yan Ge

Affiliation Beijing Neurosurgical Institute, Capital Medical University, Beijing, China

Fan-gang Meng

fgmeng@ccmu.edu.cn

Affiliation Beijing Neurosurgical Institute, Capital Medical University, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FM NC. Performed the experiments: NC CL. Analyzed the data: NY YG CL WH. Contributed reagents/materials/analysis tools: NC JZ FM. Wrote the paper: NC WH.