Sun, Ruiqiang http://orcid.org/0000-0001-9468-2548
Bao, Xiaoyun
Gao, Xuesong
Li, Tong
Wang, Quan
Li, Yueping
Article History
Received: 13 July 2020
Accepted: 4 January 2021
First Online: 8 January 2021
Ethics approval and consent to participate
: The current study was registered on August 12, 2017 (No. ChiCTR-IPR-17012347), and approved by the Ethics Committee of Tianjin Eye Hospital (No. TJYYLL-2017-2). It strictly abided by the Declaration of Helsinki and CONSORT Standards. Written informed consent was obtained from the guardians of all the patients included in this study.
: Not applicable
: The authors declare that they have no competing interests.