title: Demonstration of a matrix calculus using computed tomography.
authors: Department of Radiology, Freeman Hospital, Newcastle-upon-Tyne.
authors: P W
authors: PW
authors: Sheppard
authors: F E
authors: FE
authors: White
mesh_terms: D000368:Aged; D005260:Female; D006801:Humans; D007669:Kidney Calculi / Q000000981:diagnostic imaging*; D007682:Kidney Pelvis / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed