[1]
A. Tabibi, H. Akhavizadegan, K. Noori Mahdavi, M. Najafi Semnani, M. Karbakhsh Davari, and A. R. Niroomand, “Percutaneous Nephrolithotomy with and without Retrograde Pyelography: Preliminary Results of a Randomized Controlled Trial”, Urol J, vol. 2, no. 3, pp. 132–136, Apr. 2009.