title: [Urethral duplications. Apropos of 4 cases].
mesh_terms: D002648:Child; D002675:Child, Preschool; D006801:Humans; D008297:Male; D014521:Urethra / Q000002:abnormalities* / Q000601:surgery
vernacular_title: Duplicidades uretrales. A propósito de cuatro observaciones.