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DATE PUBLISHED: 2022
JOURNAL:J Healthc Eng
PUBMED: http://www.ncbi.nlm.nih.gov/pubmed/36275396?dopt=Abstract
Volume:2022
The objective of this study was to observe the effects of butorphanol as an adjuvant to ropivacaine for the adductor canal block (ACB) on postoperative analgesia in patients undergoing total knee arthroplasty (TKA).
