Effect of Preemptive Intravenous Paracetamol on Post-Operative Analgesic Requirement in Subjects Undergoing Laparoscopic Cholecystectomy Under General Anaesthesia with Placebo Controlled Trial - Patel, Ambaram Virchanddas; Patel, Anilkumar S (Academia Anesthesiologica International, 2022)