in control hearts which received no drug , superimposition of 5-min pacing tachycardia on low-flow ischemia produced a significant and transient increase in lvedp under constant lv volume ( from 13.4 +/- 0.4 to 24.7 +/- 3.3 mmhg , p less than 0.01 ) .
C0018787
hearts
C0225897
lv