Analgesia of ultrasound-guided costotransverse block in patients with cholelithiasis undergoing laparoscopic cholecystectomy

Zhang Peng, Yao Wanjun, Liu Jinmin, et al

Journal of Practical Hepatology . 2026, (1): 141 -144 . DOI: 10.3969/j.issn.1672-5069.2026.01.036