[Noninvasive assessment of graft patency in aortocoronary bypass].
D000328:Adult; D000368:Aged; D001026:Coronary Artery Bypass / Q000592:standards*; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011856:Radiographic Image Enhancement; D014057:Tomography, X-Ray Computed