About the Authors

Xiangxiang Liu

Affiliation Injury Prevention Research Center, Medical College of Shantou University, 22 Xin Ling Road, Shantou, 515041, China

Jingzhen Yang

Affiliation Injury Prevention Research and Police Center, The University of Iowa, Iowa City, Iowa, Columbus, Ohio, 43205, United States of America

Xiaojun Chen

Affiliation The First Affiliated Hospital of Shantou University Medical College, Shantou, 515041, China

Liping Li

lpli@stu.edu.cn

Affiliation Injury Prevention Research Center, Medical College of Shantou University, 22 Xin Ling Road, Shantou, 515041, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XC LL XL. Performed the experiments: XL. Analyzed the data: XL. Wrote the paper: XL LL JY.