title: [Echographic study of the gallbladder].
mesh_terms: D002769:Cholelithiasis / Q000175:diagnosis; D004108:Dilatation, Pathologic; D005705:Gallbladder Diseases / Q000175:diagnosis*; D005706:Gallbladder Neoplasms / Q000175:diagnosis*; D006801:Humans; D014463:Ultrasonography
vernacular_title: L'étude échographique de la voie biliaire accessoire