Abdel Wahab A. S.S. Mohammed, Tamer M.A Ewieda, Wael M. Mossa, Abdelfattah M. Abdelfattah, Mohammed H. Alqassas, & Ayman S. Abdelaziz Elsaily. (2023). Comparative study between three approaches of ultrasound guided quadratus lumborum block for post-operative analgesia in total hip replacement with spinal anaesthesia. Journal of Population Therapeutics and Clinical Pharmacology, 30(5), 109-116. https://doi.org/10.47750/jptcp.2023.30.05.013