AUTHOR=He Jingxian , Qin Shuai , Wang Yuwen , Ye Qiuping , Wang Penglei , Zhang Ye , Wu Yun TITLE=Rescue analgesia with a transversus abdominis plane block alleviates moderate-to-severe pain and improves oxygenation after abdominal surgery: a randomized controlled trial JOURNAL=Frontiers in Pain Research VOLUME=5 YEAR=2024 URL=https://www.frontiersin.org/journals/pain-research/articles/10.3389/fpain.2024.1454665 DOI=10.3389/fpain.2024.1454665 ISSN=2673-561X