title: Ectopic vasal insertion into the posterior urethra.
authors: Department of Surgery, Yan Chai Hospital, Hong Kong.
authors: W T
authors: WT
authors: Ng
authors: K S
authors: KS
authors: Book
authors: K
authors: K
authors: Liu
mesh_terms: D006801:Humans; D007223:Infant; D008297:Male; D011859:Radiography; D012669:Seminal Vesicles / Q000002:abnormalities; D014521:Urethra / Q000002:abnormalities* / Q000000981:diagnostic imaging; D014649:Vas Deferens / Q000002:abnormalities*