Lygidakis, N J Structural and functional biliary tree changes secondary to extrahepatic biliary obstruction. [electronic resource] - Endoscopy Dec 1989 - 321-3 p. digital Publication Type: Journal Article ISSN: 0013-726X Standard No.: 10.1055/s-2007-1012981 doi Subjects--Topical Terms: Bile Ducts--innervationBiliary Tract--pathologyCholestasis, Extrahepatic--pathologyEdema--pathologyEpithelium--ultrastructureFibrosisHumansHyperplasiaImmunohistochemistryLiver--pathologyMicroscopy, Electron, Scanning