AUTHOR=Qie Di , Zhai Yang , Yang Fan , Li Yifei , Xu Rong TITLE=A de novo TNNI3K variant aggravates the pathogenicity of DMD-associated early-onset cardiomyopathy: a case report JOURNAL=Frontiers in Genetics VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2025.1525941 DOI=10.3389/fgene.2025.1525941 ISSN=1664-8021