Comparison of Ropivacaine with Fentanyl versus Ropivacaine with Dexmedetomidine for Epidural Analgesia in Postoperative Pain Management Following Total Knee Replacement Surgery (Code-T0139). Medical Thesis, 2025. Accessed: Apr. 20, 2025. [Online]. Available: https://medicalthesis.org/index.php/mt/catalog/book/138