About the Authors

Ji Chen

Contributed equally to this work with: Ji Chen, Qing-ping Cai, Pi-jie Shen

Affiliation Department of Gastrointestinal Surgery, Shanghai Changzheng Hospital, Second Military Medical University, Shanghai, China

Qing-ping Cai

Contributed equally to this work with: Ji Chen, Qing-ping Cai, Pi-jie Shen

Affiliation Department of Gastrointestinal Surgery, Shanghai Changzheng Hospital, Second Military Medical University, Shanghai, China

Pi-jie Shen

Contributed equally to this work with: Ji Chen, Qing-ping Cai, Pi-jie Shen

Affiliation Department of Gastrointestinal Surgery, Shanghai Changzheng Hospital, Second Military Medical University, Shanghai, China

Rong-lin Yan

yanronglin@163.com

Affiliation Department of Gastrointestinal Surgery, Shanghai Changzheng Hospital, Second Military Medical University, Shanghai, China

Chang-ming Wang

Affiliation Department of Gastrointestinal Surgery, Shanghai Changzheng Hospital, Second Military Medical University, Shanghai, China

De-jun Yang

Affiliation Department of Gastrointestinal Surgery, Shanghai Changzheng Hospital, Second Military Medical University, Shanghai, China

Hong-bing Fu

Affiliation Department of Gastrointestinal Surgery, Shanghai Changzheng Hospital, Second Military Medical University, Shanghai, China

Xue-yun Chen

Affiliation Department of Gastrointestinal Surgery, Shanghai Changzheng Hospital, Second Military Medical University, Shanghai, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JC QPC PJS. Performed the experiments: JC QPC PJS CMW DJY. Analyzed the data: JC QPC PJS HBF XYC. Contributed reagents/materials/analysis tools: RLY. Wrote the paper: JC QPC PJS.