Teo ZHT, Tey BLJ, Foo CW, Wong WY, et al. Intraoperative Celiac Plexus Block with Pre-peritoneal Infusion Reduces Opioid Usage in Major Hepato-pancreato-biliary Surgery: A Pilot Study. Ann Surg 2021 Apr 7. pii: 00000658-900000000-93579.
PMID: 33856374