A comparative study on analgesia by ultrasound-guided superior quadratus lumborum block through arcuate ligament or by quadratus lumborum block through anterior approach in patients with gall bladder stones undergoing laparoscopic cholecystectomy

Du Bo, Zhao Zhengguang, Sun Wei

Journal of Practical Hepatology . 2026, (1): 145 -148 . DOI: 10.3969/j.issn.1672-5069.2026.01.037