Dhanpal R, Mudalagirigowda S, Chandrashekar D. A Comparative Study to Evaluate the Effectiveness of Perioperative Multi Modal Analgesia with Ultrasound Guided Bilateral Subcostal TAP Block for Post-Operative Analgesia in Patients undergoing Elective Laparoscopic Cholecystectomy under General Anaesthes. Arch Anesth & Crit Care. 2023;9(3):253-258.