Funding for this research was provided by:
National Natural Science Foundation of China (81770949)
Received: 28 August 2021
Accepted: 20 July 2022
First Online: 26 July 2022
: Subjects older than 16 gave their informed consent for inclusion before they participated in the study. For children aged between 4 and 16, informed consent from their parent or legal guardian was obtained. The study was conducted in accordance with the Declaration of Helsinki, and the protocol was approved by the Ethics Committee of Henan Eye Hospital (HNEECKY-2019 (15), 15 October 2019).
: Written informed consent was obtained from the patients (or their parents or legal guardian in the case of children under 16) to publish this paper.
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.