BHClbupivacaine hydrochloride (BHCl)Liposomal bupivacaineLBbreast cancerVisual Analogue ScaleAffiliated Hospital of Yangzhou UniversityChinese Clinical Trial Registry
… block. They will be randomly assigned in a 1:1 ratio to the LB+BHCl group (Group A) and the BHCl group (Group B). All patients will…