About the Authors

Fujiao Duan

Affiliation Department of Hospital Infection Management, Affiliated Tumor Hospital of Zhengzhou University, Henan Tumor Hospital, Zhengzhou, Henan, China

Chunhua Song

Affiliations Department of Epidemiology, College of Public Health, Zhengzhou University, Zhengzhou, Henan, China, Henan Key Laboratory of Tumor Epidemiology, Zhengzhou, Henan, China

Liping Dai

Affiliations Department of Epidemiology, College of Public Health, Zhengzhou University, Zhengzhou, Henan, China, Henan Key Laboratory of Tumor Epidemiology, Zhengzhou, Henan, China

Shuli Cui

Affiliation College of Professional Study, Northeastern University, Boston, Massachusetts, United States of America

Xiaoqin Zhang

Affiliation Department of Hospital Infection Management, Affiliated Tumor Hospital of Zhengzhou University, Henan Tumor Hospital, Zhengzhou, Henan, China

Xia Zhao

zhaoxiagrb@126.com

Affiliation Department of Hospital Infection Management, Affiliated Tumor Hospital of Zhengzhou University, Henan Tumor Hospital, Zhengzhou, Henan, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FJD CHS XZ. Performed the experiments: FJD XZ. Analyzed the data: FJD CHS. Contributed reagents/materials/analysis tools: CHS LPD XQZ. Wrote the paper: FJD SLC. Copyedited the manuscript: LPD SLC.