Bumi, Devina Martina, et al. “The Effectiveness of Quadratus Lumborum Block Compared to Transversus Abdominis Plane Block in Treating Acute Pain Post Abdominal Surgery: A Systematic Review”. Medicinus, vol. 15, no. 3, June 2026, pp. 151-9, doi:10.19166/med.v15i3.11630.