Liposomal bupivacaine vs. Ropivacaine for wound infiltration on chronic postsurgical pain after video-assisted thoracoscopic lung surgery: protocol for a randomized, double-blind, controlled trial. - Zhao HX; Dou W; Meng XT; Shi YF; Shan XS; Ji FH; Chen SM; Peng K (Annals of medicine, 2025)