Gallstone characterization: the role of imaging.
Department of Radiology, University of Pittsburgh School of Medicine, PA 15213.
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D002765:Cholecystography; D002769:Cholelithiasis / Q000737:chemistry / Q000175:diagnosis* / Q000000981:diagnostic imaging; D006801:Humans; D008279:Magnetic Resonance Imaging; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography