AUTHOR=Zhang Meng , Zhao Shuchuan , Bai Fangjing , Yu Shanshan , Zhou Huixian , Song Siyuan , Xu Guangmin TITLE=Enhancing first-attempt success in radial artery cannulation: a PDCA-driven approach for anesthesiology residency training JOURNAL=Frontiers in Surgery VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/surgery/articles/10.3389/fsurg.2025.1564760 DOI=10.3389/fsurg.2025.1564760 ISSN=2296-875X