About the Authors

Qiang Huang

Contributed equally to this work with: Qiang Huang, Qing-feng Ma

Current address: Department of neurology, Shijingshan teaching hospital of Capital Medical University, Beijing Shijingshan Hospital, Beijing, China

Affiliation Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China

Qing-feng Ma

Contributed equally to this work with: Qiang Huang, Qing-feng Ma

Affiliation Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China

Juan Feng

Affiliation Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China

Wei-yang Cheng

Affiliation Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China

Jian-ping Jia

Affiliation Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China

Hai-qing Song

Affiliation Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China

Hong Chang

Affiliation Department of Nursing, Xuanwu Hospital, Capital Medical University, Beijing, China

Jian Wu

wujianxuanwu@126.com

Current address: Department of neurology, Beijing Tsinghua Changgung Hospital, Beijing Tsinghua University, Beijing, China

Affiliation Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: QH QM JW. Performed the experiments: QH QM. Analyzed the data: QH QM JF WC HC JW. Contributed reagents/materials/analysis tools: QH QM JJ HS JW. Wrote the paper: QH QM JW.