title: [Diagnostic measures before laparoscopic cholecystectomy].
authors.forename: R
authors.initials: R
authors.lastname: Bähr
mesh_terms: D017081:Cholecystectomy, Laparoscopic; D002769:Cholelithiasis / Q000175:diagnosis* / Q000601:surgery; D003937:Diagnosis, Differential; D005773:Gastroscopy; D006801:Humans