Funding for this research was provided by:
National Natural Science Foundation of China (81670826)
Key-Area Research and Development Program of Guangdong Province (No.2019B010152001)
Received: 30 October 2020
Accepted: 13 April 2021
First Online: 3 May 2021
: The study was approved by the Ethics Committee of Zhongshan Ophthalmic Center, Sun Yat-Sen University (2020KYPJ008). All patients (or the patient’s legal guardian) provided informed consent before the study.
: Not applicable.
: The authors declare that they have no competing interests.