Luo, Mingyue
Zhao, Xinyu
Zhao, Nan
Yuan, Mingzhen
Yang, Jingyuan
Dai, Rongping
Chen, Youxin
Funding for this research was provided by:
The Non-profit Central Research Institute Fund of Chinese Academy of Medical Sciences (2018PT32029)
Article History
Received: 6 January 2020
Accepted: 12 March 2020
First Online: 22 April 2020
Ethics approval and consent to participate
: The study was approved by the Peking Union Medical College Hospital Review Board (S-K631) and was conducted in accordance with the tenets of the Declaration of Helsinki. Written informed consent was waived because of the study’s retrospective design.
: Not applicable.
: One of the authors, Youxin Chen, is a member of the editorial board of BMC Ophthalmology. The other authors declare that they have no competing interests.