Participants were evaluated with echocardiology and 201-thallium scintigraphy to determine left ventricular ejection fraction (LVEF), myocardial perfusion, and viability.

 
  • 受试者以心脏超音波及铊201放射同位素计数器,来确定左心室射出分率(LVEF)、心肌灌流、与存活率;
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