title: Urethrography in the investigation of proximal urethral strictures.
mesh_terms: D000328:Adult; D003973:Diatrizoate; D005402:Fistula / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D010502:Perineum / Q000000981:diagnostic imaging; D011859:Radiography; D014525:Urethral Stricture / Q000000981:diagnostic imaging*
chemical_list: D003973:Diatrizoate