Mehrabi, Sadrollah, Ali Mousavi Zadeh, Mehdi Akbartabar Toori, and Farhad Mehrabi. 2013. “General Versus Spinal Anesthesia in Percutaneous Nephrolithotomy”. Urology Journal 10 (1):756-61. https://doi.org/10.22037/uj.v10i1.1968.