Crossed Fused Renal Ectopia with Separate Collecting Systems and Functional Obstruction Treated with a Novel Common Sheath Pyeloplasty: A Case Report. Nig J Uro [Internet]. 2026 Apr. 2 [cited 2026 Oct. 23];11(1-2):109-14. Available from: https://mail.nju.org.ng/index.php/nju/article/view/67