Qadeer Ahmed Wajid, Samina Ashraf, Sabir Khan, Hana Khurshid, Kiran Riaz Khan, Taoseef Ahmed. A Comparative Study Between the Effects of Aprepitant and Ondansetron for the Prevention of Postoperative Nausea and Vomiting After Laparoscopic Cholecystectomy. Pakistan Journal of Medical & Health Sciences 2023, 16, 582.