AUTHOR=Lin Qinghong , Wang Xuejun , Peng Xiaoliao , Han Tian , Sun Ling , Zhang Xiaoyu , Zhou Xingtao TITLE=Novel variations in the PLOD1, COL1A1, COL5A2 and COL4A1 genes related to keratoconus JOURNAL=Frontiers in Genetics VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2025.1497915 DOI=10.3389/fgene.2025.1497915 ISSN=1664-8021