About the Authors

Yuan Zhao

Contributed equally to this work with: Yuan Zhao, Yusong Han

Affiliation Department of Gastroenterology, Zhongshan Hospital, Fudan University, Shanghai, People's Republic China

Yusong Han

Contributed equally to this work with: Yuan Zhao, Yusong Han

Affiliation Department of General Surgery, Zhongshan Hospital, Fudan University, Shanghai, People's Republic China

Liang Zhang

Affiliation Department of Orthopaedics Surgery, Zhongshan Hospital, Fudan University, Shanghai, People's Republic China

Yichao Wang

Affiliation Department of Orthopaedics Surgery, Zhongshan Hospital, Fudan University, Shanghai, People's Republic China

Yushui Ma

Affiliation Department of Orthopaedics Surgery, Zhongshan Hospital, Fudan University, Shanghai, People's Republic China

Feng Zhang

Affiliation Department of Orthopaedics Surgery, Zhongshan Hospital, Fudan University, Shanghai, People's Republic China

Da Fu

superdafu@hotmail.com (DF); superwangxf@hotmail.com (XFW)

Affiliation Department of Orthopaedics Surgery, Zhongshan Hospital, Fudan University, Shanghai, People's Republic China

Xiaofeng Wang

superdafu@hotmail.com (DF); superwangxf@hotmail.com (XFW)

Affiliation Department of Orthopaedics Surgery, Zhongshan Hospital, Fudan University, Shanghai, People's Republic China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DF XFW. Performed the experiments: YZ YSH LZ YCW YSM FZ. Analyzed the data: YZ YSH DF XFW. Contributed reagents/materials/analysis tools: YZ YSH LZ YCW YSM FZ. Wrote the paper: DF XFW.