Funding for this research was provided by:
Tianjin eye hospital science and technology foundation (YKYB2002)
Article History
Received: 22 December 2020
Accepted: 17 May 2021
First Online: 2 June 2021
Declarations
:
: All procedures were in accordance with the tenets of the Declaration of Helsinki, and the study protocol was approved by the Tianjin Eye Hospital Ethics Committee. Written informed consent was obtained from all participants. Xiao-ling Jiao and Jun Li are co-first authors.
: Not applicable.
: The authors declare that there is no conflict of interest regarding this paper.