title: Oral cholecystography or ultrasonography in the diagnosis of calculous gallbladder disease.
authors.forename: P
authors.initials: P
authors.lastname: Michielsen
authors.forename: P
authors.initials: P
authors.lastname: Pelckmans
authors.forename: Y
authors.initials: Y
authors.lastname: Van Maercke
mesh_terms: D002765:Cholecystography; D002769:Cholelithiasis / Q000175:diagnosis*; D005705:Gallbladder Diseases / Q000175:diagnosis; D006801:Humans; D014463:Ultrasonography / Q000379:methods*