Kaynar, Mehmet, Murat Akand, and Serdar Goktas. “A Novel Cannulation Technique for Difficult Urethral Catheterization”. Archivio Italiano di Urologia e Andrologia 88, no. 1 (March 31, 2016): 60–61. Accessed April 25, 2024. https://www.pagepressjournals.org/aiua/article/view/aiua.2016.1.60.