About the Authors

Zhonghai Li

Contributed equally to this work with: Zhonghai Li, Yantao Zhao

Affiliation Department of Orthopaedics, First Affiliated Hospital of PLA General Hospital, Beijing, the People’s Republic of China

Yantao Zhao

Contributed equally to this work with: Zhonghai Li, Yantao Zhao

Affiliation Department of Orthopaedics, First Affiliated Hospital of PLA General Hospital, Beijing, the People’s Republic of China

Shuxun Hou

lvshunman@sina.com (SH); lvshunman@vip.126.com (NM)

Affiliation Department of Orthopaedics, First Affiliated Hospital of PLA General Hospital, Beijing, the People’s Republic of China

Ningfang Mao

lvshunman@sina.com (SH); lvshunman@vip.126.com (NM)

Affiliation Department of Orthopaedics, First Affiliated Hospital of PLA Second Military Medical University, Shanghai, the People’s Republic of China

Shunzhi Yu

Affiliation Department of Orthopaedics, First Affiliated Hospital of PLA Second Military Medical University, Shanghai, the People’s Republic of China

Tiesheng Hou

Affiliation Department of Orthopaedics, First Affiliated Hospital of PLA Second Military Medical University, Shanghai, the People’s Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZL. Performed the experiments: YZ SY. Analyzed the data: SH TH. Contributed reagents/materials/analysis tools: NM. Wrote the manuscript: ZL.