TY - RPRT TI - Comparison of opioid-free versus opioid-based total intravenous anaesthesia in elderly patients undergoing short-duration surgery: a randomized controlled trial. AU - Shirong Wei AU - Sitong Zhou AU - Junwen Tu AU - Tong Zhi AU - Yungong Wang AU - Qihong Shen AU - Ming Yao AU - Chaobo Ni AU - Huadong Ni PY - 2026 DO - 10.1080/07853890.2025.2600751 UR - https://pubmed.ncbi.nlm.nih.gov/41656873/ ID - 41656873 ER -