Faiza Akram, Waleed Khan, Muhammad Fayyaz, Syed Komal Siraj, Faizan Banaras. “The Validity of Ultrasound KUB; In the Diagnosis of Ureteric Calculus”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 07, Sept. 2022, p. 689, doi:10.53350/pjmhs22167689.