AUTHOR=Li Yunxi , Li Ruijuan , Pan Yanyan , Zhou Weiran , Wang Xingcui , Dong Linlin , Liu Xuemei , Zhang Hongxia TITLE=Enterokinase deficiency associated with novel TMPRSS15 gene mutations: a case report JOURNAL=Frontiers in Pediatrics VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/pediatrics/articles/10.3389/fped.2025.1484208 DOI=10.3389/fped.2025.1484208 ISSN=2296-2360