About the Authors

Yu-Hao Zhou

Contributed equally to this work with: Yu-Hao Zhou, Xiu-Qiang Ma, Cheng Wu, Jian Lu

Affiliation Department of Health Statistics, Second Military Medical University, Shanghai, China

Xiu-Qiang Ma

Contributed equally to this work with: Yu-Hao Zhou, Xiu-Qiang Ma, Cheng Wu, Jian Lu

Affiliation Department of Health Statistics, Second Military Medical University, Shanghai, China

Cheng Wu

Contributed equally to this work with: Yu-Hao Zhou, Xiu-Qiang Ma, Cheng Wu, Jian Lu

Affiliation Department of Health Statistics, Second Military Medical University, Shanghai, China

Jian Lu

Contributed equally to this work with: Yu-Hao Zhou, Xiu-Qiang Ma, Cheng Wu, Jian Lu

Affiliation Department of Health Statistics, Second Military Medical University, Shanghai, China

Shan-Shan Zhang

Affiliation Tumor Immunology and Gene Therapy Center, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai, China

Jia Guo

Affiliation Department of Ultrasonography, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai, China

Shun-Quan Wu

Affiliation Department of Health Statistics, Second Military Medical University, Shanghai, China

Xiao-Fei Ye

Affiliation Department of Health Statistics, Second Military Medical University, Shanghai, China

Jin-Fang Xu

Affiliation Department of Health Statistics, Second Military Medical University, Shanghai, China

Jia He

hejia63@yahoo.com

Affiliation Department of Health Statistics, Second Military Medical University, Shanghai, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YHZ JH. Performed the experiments: JL JFX CW. Analyzed the data: XFY JG XQM. Contributed reagents/materials/analysis tools: YHZ JH. Wrote the paper: YHZ JL SSZ SQW.