Tabibi, A., Akhavizadegan, H., Noori Mahdavi, K., Najafi Semnani, M., Karbakhsh Davari, M., & Niroomand, A. R. (2009). Percutaneous Nephrolithotomy with and without Retrograde Pyelography: Preliminary Results of a Randomized Controlled Trial. Urology Journal, 2(3), 132–136. https://doi.org/10.22037/uj.v2i3.235