Randomized controlled trial comparing low pressure (8 mmHg) versus high pressure (14 mmHg) CO2 insufflation on postoperative pain in patients undergoing laparoscopic cholecystectomy: Protocol - Amine Ben Safta; Salsabil Nasri; Imen Samaali; Hajer Taher; Mohamed Mehdi Trabelsi; Chadli Dziri; Wajih Dougaz; Ramzi Nouira (PLoS ONE, 2025)