Medline ® Abstract for Reference 38
of 'Immediate hypersensitivity reactions to radiocontrast media: Clinical manifestations, diagnosis, and treatment'
Acute reactions to urographic contrast medium: incidence, clinical characteristics and relationship to history of hypersensitivity states.
Witten DM, Hirsch FD, Hartman GW
Am J Roentgenol Radium Ther Nucl Med. 1973;119(4):832.