Funding for this research was provided by:
National Natural Science Foundation of China (81800879)
Natural Science Foundation of Guangdong Province (2017A030310372, 2021A1515011653)
Received: 14 May 2020
Accepted: 9 June 2021
First Online: 29 June 2021
: This study complied with the Declaration of Helsinki and was approved by the Institutional Review Board of Zhongshan Ophthalmic Center of Sun Yat-sen University. Written informed consent was obtained from all participants.
: Consent for publication was obtained from all participants of this study.
: The authors declare that they have no competing interests.