Dyer RB, Munitz HA, Bechtold R, Choplin RH.
Department of Radiology, Bowman Gray School of Medicine, Winston-Salem, NC 27103.
Radiographics. 1986 Nov;6(6):1039-63
Recognition of qualitative abnormalities in the nephrogram may be as important as the recognition of structural abnormalities for the detection of renal disease.