TY  - RPRT
TI  - Ionic versus nonionic MR imaging contrast media: operational definitions.
AU  - C A Chang
AU  - P F Sieving
AU  - A D Watson
AU  - T M Dewey
AU  - T B Karpishin
AU  - K N Raymond
DO  - 10.1002/jmri.1880020118
UR  - https://pubmed.ncbi.nlm.nih.gov/1623289/
ID  - 1623289
ER  -