AUTHOR=Su Dequan , Yang Mi , Wang Xiaoqin , Li Guangbo , Hong Shaoxian TITLE=Risk factors for gastrointestinal bleeding in children with Henoch-Schönlein purpura JOURNAL=Frontiers in Pediatrics VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/pediatrics/articles/10.3389/fped.2025.1587535 DOI=10.3389/fped.2025.1587535 ISSN=2296-2360