title: [Anterograde and retrograde cholangiography in the diagnosis of bile duct obstruction].
mesh_terms: D000328:Adult; D000368:Aged; D002758:Cholangiography / Q000379:methods*; D002760:Cholangiopancreatography, Endoscopic Retrograde / Q000379:methods*; D001651:Cholestasis, Extrahepatic / Q000000981:diagnostic imaging* / Q000209:etiology / Q000601:surgery; D006801:Humans; D008875:Middle Aged
vernacular_title: Antegradnaia i retrogradnaia kholangiografiia v diagnostike neprokhodimosti zhelchevyvodiashchikh protokov.