Study of 3 contrast agents in 2,234 intravenous pyelographies.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003287:Contrast Media / Q000009:adverse effects*; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008396:Maryland; D008875:Middle Aged; D013223:Statistics as Topic; D014567:Urography
D003287:Contrast Media