1.
Khan AA, Sajjad M, Yasrab M, Alvi MS. RETROGRADE AIR INJECTION FOR IDENTIFYING PRECISELY POSTERIOR CALYX: A VERY USEFUL TOOL WHILE PERFORMING MINI-PERCUTANEOUS NEPHROLITHOTOMY. Pak Armed Forces Med J [Internet]. 2019 Jun. 26 [cited 2025 Aug. 2];69(3):600-04. Available from: https://www.pafmj.org/PAFMJ/article/view/3038