Objective To assess the perfusion of acute myocardial ischemia with ultrasound contrast agent by intermittent harmonic imaging.
目的采用二次谐波触发显像超声造影评价急性缺血心肌血流灌注。
Objective To assess the perfusion of acute myocardial ischemia with ultrasound contrast agent by intermittent harmonic imaging.
目的采用二次谐波触发显像超声造影评价急性缺血心肌血流灌注。
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