AUTHOR=Chen Yulin , He Xiaoli , Li Deyuan , Qiao Lina , Lu Guoyan TITLE=Secondary hemophagocytic lymphohistiocytosis in a 5-month-old infant with IBD post-COVID-19: a case report JOURNAL=Frontiers in Pediatrics VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/pediatrics/articles/10.3389/fped.2025.1536066 DOI=10.3389/fped.2025.1536066 ISSN=2296-2360