Tamas-Szora, Attila, et al. “Investigation of Renal Cell Carcinoma by Contrast-Enhanced Ultrasound- Predictive Value of Time Intensity Curve Analysis in Establishing Local Tumor Invasion and Stage: A Pilot Study”. Urology Journal, vol. 12, no. 3, July 2015, pp. 2173-81, doi:10.22037/uj.v12i3.2851.