title: [Direct ante- and retrograde cholangiography in the diagnosis of biliary tract obstructions].
mesh_terms: D000368:Aged; D002758:Cholangiography / Q000379:methods*; D002760:Cholangiopancreatography, Endoscopic Retrograde / Q000379:methods*; D002779:Cholestasis / Q000175:diagnosis* / Q000209:etiology; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans
vernacular_title: Priamaia ante- i retrogradnaia kholangiografiia v diagnostike obstruktsiĭ zhelchevyvodiashchikh puteĭ.