Kumar Lokesh K S, and Rajalakshmi J. “Quadratus Lumborum Block for Post-Operative Analgesia Following Anterior Iliac Crest Bone Graft Harvesting.”. Academia Anesthesiologica International, Vol. 4, no. 2, Oct. 2019, pp. 201-4, doi:10.21276/aan.2019.4.2.46.