Schroeder A. Double perforation Pelvi-duodenal and uretero-iliac due to pyelo-urethral lithiasis. Cir. Urug. [Internet]. 2020 Jan. 9 [cited 2026 Jun. 14];6(5):136-41. Available from: https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/313