AUTHOR=Ma Aiping , Huang Renliang , Guo Jiaxi , Wang Guangdong , Huang Heqing , Li Xinze , Zhong Shan , Huang Yan , Lin Shaowei , Lin Yikai , Zhou Qiaomiao , Krauss-Etschmann Susanne , Petersen Frank , Wang Zhanxiang , Yu Xinhua TITLE=Association of combined pulmonary fibrosis and emphysema in rheumatoid arthritis with high titer of rheumatoid factor and autoimmunity to the lung JOURNAL=Frontiers in Immunology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1514552 DOI=10.3389/fimmu.2025.1514552 ISSN=1664-3224