diastolic time , expressed as percent of cardiac cycle , shortened from 48.8 +/- 3.6 % at rest to 33.6 +/- 4.8 % ( p less than 0.01 ) at the onset of angina , as a consequence of a significant increase in both electromechanical systole and heart rate , and returned to control values within 10 min after sublingual nitroglycerin .
C0002962
angina
C0017887
nitroglycerin