Dr. Sumangala, Dr. Kavita M, and Dr. Tooba Firdous. “Effect of Ultrasound-Guided Quadratus Lumborum Block on Diaphragmatic Excursion in Patients Undergoing Abdominal Surgery”. International Journal of Pharmacy Research & Technology (IJPRT), vol. 16, no. 2, July 2026, pp. 5472-8, https://www.ijprt.org/index.php/pub/article/view/3203.