the effect of a moderate increase in heart rate on regional blood flow ( 8-10 mu radiolabeled microspheres ) to myocardium supplied by a stenosed left circumflex coronary artery with ( n = 11 ) or without ( n = 7 ) concomitant left anterior descending coronary artery occlusion was investigated in anesthetized mongrel dogs .
C0018787
heart
C0027061
myocardium