AUTHOR=Zeng Quantao , Chen Kai , Zeng Li , Xu Lixia , Tan Song TITLE=Case report: Rapid clinical improvement of anti-HMGCR immune-mediated necrotizing myopathy treated with efgartigimod JOURNAL=Frontiers in Immunology VOLUME=Volume 15 - 2024 YEAR=2024 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2024.1495415 DOI=10.3389/fimmu.2024.1495415 ISSN=1664-3224