AUTHOR=Ji Wei , Sun Liping , Huang Yue , Bai Jie , Zheng Jijian , Zhang Kan TITLE=Oxycodone for analgesia in children undergoing endoscopic retrograde cholangiopancreatography: a randomized, double-blind, parallel study JOURNAL=Frontiers in Pharmacology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2024.1515501 DOI=10.3389/fphar.2024.1515501 ISSN=1663-9812