RT Journal Article SR Electronic T1 Angiography of the Coronary Arteries in Dogs JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 123 OP 127 VO 24 IS 2 A1 Miller, Edward W. A1 Kolff, Willem J. A1 Hughes, C. Robert YR 1957 UL http://www.ccjm.org/content/24/2/123.abstract AB