Dr. Hany Fawzi W. Greiss1, Dr. Osama Sami Maki Al Ani2, Dr. Osama Ahmed Mohamed Elhanfi3, and Dr. Said Omar Jaro4, “Opioid-Free Anesthesia Management in a Patient with Fentanyl Allergy Undergoing Laparoscopic Appendectomy: A Case Report”, ijmraas, vol. 2, no. 02, pp. Page: 83–87, Jun. 2024.