Montano D, Perdomo M, Giroff N, Ruso Martínez L. Exceptional anatomical variation of the upper biliary confluence . Cir. Urug. [Internet]. 2023 Feb. 20 [cited 2026 Jun. 14];7(1):ecir.urug.7.1.1. Available from: https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/5724