[Ultrasonic study of biliary tract dilatations].
D001659:Biliary Tract / Q000473:pathology*; D001660:Biliary Tract Diseases / Q000473:pathology*; D004108:Dilatation, Pathologic; D006801:Humans; D014465:Ultrasonics
Exploration ultrasonore des dilatations de l'arbre biliaire