AUTHOR=Zhu Yu , Wu Jin , Qu Shenglong , Jiang Peng , Bohara Chetan , Li Yi TITLE=The analgesic effects of quadratus lumborum block versus caudal block for pediatric patients undergoing abdominal surgery: a systematic review and meta-analysis JOURNAL=Frontiers in Pediatrics VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/pediatrics/articles/10.3389/fped.2025.1492876 DOI=10.3389/fped.2025.1492876 ISSN=2296-2360