title: Electrocardiographic changes during urography.
mesh_terms: D003287:Contrast Media / Q000009:adverse effects; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000187:drug effects; D006801:Humans; D008297:Male; D008875:Middle Aged; D014567:Urography
chemical_list: D003287:Contrast Media