About the Authors

He Cao

Contributed equally to this work with: He Cao, Lu Zhang

Affiliations Injury Prevention Research Center, Medical College of Shantou University Shantou, Guangdong Province, People's Republic of China, Department of Ophthalmology, C-MER(Shenzhen)Dennis Lam Eye Hospital, Shenzhen, Guangdong Province, People's Republic of China

Lu Zhang

Contributed equally to this work with: He Cao, Lu Zhang

Affiliation Department of Ophthalmology , No.4 Hospital of Xi'an City, Xi'an, Shanxi Province, People's Republic of China

Liping Li

lpli@stu.edu.cn

Affiliation Injury Prevention Research Center, Medical College of Shantou University Shantou, Guangdong Province, People's Republic of China

SingKai Lo

Affiliation Faculty of Liberal Arts and Social Sciences, The Hong Kong Institute of Education, Hong Kong, People's Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HC LL LZ. Performed the experiments: HC LL. Analyzed the data: HC SL. Contributed reagents/materials/analysis tools: HC LL LZ. Wrote the paper: HC SL.