%0 Journal Article %T Deleterious Effects of Gastrointestinal Contrast Material on Abdominal Echography %A Leopold, George R. %A Asher, W. Michael %J Radiology %V 98 %N 3 %P 637 %@ 1527-1315 %D 1971-03-01 %I Radiological Society of North America %~ DeepDyve