Comparison of the analgesic effects of liposomal bupivacaine in ultrasound-guided erector spinae plane block and surgeon-administered intercostal nerve block following video-assisted thoracoscopic lung resection: protocol for a randomized controlled trial - Yan, Jing; Feng, Yu-shu; Zheng, Xiao-yan; Zhang, Yang; Liu, Hua-yue; Yang, Yu-fan; Wan, Jing-jie; Peng, Ke; Liu, Hong; Ji, Fu-hai; Shan, Xi-sheng (Frontiers in Medicine, 2025)