Prian, G W Application of gray-scale ultrasonography in the patient with suspected biliary tract disease. [electronic resource] - Critical reviews in diagnostic imaging 1980 - 57-87 p. digital Publication Type: Comparative Study; Journal Article; Review ISSN: 1040-8371 Subjects--Topical Terms: Bile Duct Diseases--diagnosisBiliary Tract Diseases--diagnosisCholecystographyDilatation, PathologicGallbladder--anatomy & histologyGallbladder Diseases--diagnosisHumansJaundice--diagnosisTomography, X-Ray ComputedUltrasonography