title: [Catheterization of Vater's papilla by the fiber duodenoscope].
mesh_terms: D014670:Ampulla of Vater; D002404:Catheterization; D003287:Contrast Media; D004386:Duodenum; D004724:Endoscopy; D005336:Fiber Optic Technology; D006801:Humans; D008722:Methods
chemical_list: D003287:Contrast Media