TY - RPRT TI - Electrocariographic changes during selective coronary angiography. A comparison between Urografin 60 percent and isopaque 290 without calcium ions. AU - H Eie AU - H Grendahl AU - A Nordvik AU - C Müller PY - 1972 DO - 10.1177/028418517201200504 UR - https://pubmed.ncbi.nlm.nih.gov/4636617/ ID - 4636617 ER -