title: [Special technics in transhepatic cholangiography and endoscopic retrograde cholangiopancreatography].
mesh_terms: D001660:Biliary Tract Diseases / Q000000981:diagnostic imaging; D002758:Cholangiography / Q000379:methods*; D002760:Cholangiopancreatography, Endoscopic Retrograde / Q000379:methods*; D006801:Humans