AUTHOR=Zhang Yuexin , Huang Dawei , Shi Yuling , Ding Yangfeng , Gao Yunlu TITLE=Outcomes and risk factors of COVID-19 in patients with bullous pemphigoid: a cross-sectional study JOURNAL=Frontiers in Immunology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1568801 DOI=10.3389/fimmu.2025.1568801 ISSN=1664-3224