About the Authors

Xiao-feng Zhu

Contributed equally to this work with: Xiao-feng Zhu, Jin-juan Peng

Affiliation Department of Ophthalmology, Shanghai First People's Hospital, Affiliated Shanghai Jiaotong University, Shanghai, China

Jin-juan Peng

Contributed equally to this work with: Xiao-feng Zhu, Jin-juan Peng

Affiliation Department of Ophthalmology, Shanghai First People's Hospital, Affiliated Shanghai Jiaotong University, Shanghai, China

Hai-dong Zou

zouhaidong@hotmail.com

Affiliation Department of Ophthalmology, Shanghai First People's Hospital, Affiliated Shanghai Jiaotong University, Shanghai, China

Jiong Fu

Affiliation Beixinjing Community Health Service Center, Shanghai, China

Wei-wei Wang

Affiliation Beixinjing Community Health Service Center, Shanghai, China

Xun Xu

Affiliation Department of Ophthalmology, Shanghai First People's Hospital, Affiliated Shanghai Jiaotong University, Shanghai, China

Xi Zhang

Affiliation Department of Ophthalmology, Shanghai First People's Hospital, Affiliated Shanghai Jiaotong University, Shanghai, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HDZ XX XZ. Performed the experiments: HDZ JJP XFZ JF WWW. Analyzed the data: XFZ JJP HDZ. Contributed reagents/materials/analysis tools: HDZ XFZ. Wrote the paper: XFZ HDZ JJP.