AUTHOR=Titi Adam H. , Krisko Braedon T. , Bashar S. Janna , Adyniec Ryan R. , Parker Maxwell H. , Murren Nat F. , Myhr Courtney B. , Shelef Miriam A. TITLE=Rheumatoid arthritis-associated rheumatoid factors post-COVID-19 JOURNAL=Frontiers in Immunology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1553540 DOI=10.3389/fimmu.2025.1553540 ISSN=1664-3224