Comparative Study of Total Intravenous Anaesthesia Using Propofol with or without Sufentanil in Laparoscopic Cholecystectomies: Editor’s Note: This article has been retracted as of January 2026 as it is out of scope. IJPHRD. 2023;14(2):132-137. doi:10.37506/ijphrd.v14i2.19084