1.
Hang L, Shao D, Sun W. The ED50and ED95 of ketamine for prevention of postoperative hyperalgesia after remifentanil-based anaesthesia in patients undergoing laparoscopic cholecystectomy. Swiss Med Wkly [Internet]. 2011 May 9 [cited 2024 Dec. 12];141(1920):w13195. Available from: https://smw.ch/index.php/smw/article/view/1284