Abdelwahab Abdelsattar Saleh, Abdelfattah Mohammed Abdelfattah, Mohamed Hamdi Alqassas, Essam Shafiq Mohammad Abd El whab, Mohamed Ahmed Elbadawy Mohamed. Comparison Between Ultrasound-Guided Sciatic-Femoral Nerve Block and Unilateral Spinal Anaesthesia for Patients Undergoing Total Knee Arthroplasty; A Prospective Randomized Controlled Trial. J Popl Ther Clin Pharmacol [Internet]. 2023 Jun. 22 [cited 2024 Jul. 16];30(4):552-9. Available from: https://jptcp.com/index.php/jptcp/article/view/2211