Putro F, Salahudin A, Ala A, Gaus S, Musba AM, Tan C. Effects of Erector Spinae Plane Block on Hemodynamic Stability, Postoperative Pain, and Serum Interleukin-6 in Elective Laparoscopic Cholecystectomy: A Randomized Controlled Trial. Arch Anesth & Crit Care. 2026;.