Dobutamine echocardiography with hemodynamic measurements was performed in those patients with left ventricular ejection fraction >40% during resting studies.

　
英 美
  • 對于在靜息檢查中射血分數>40%25的病人給予多巴酚丁胺負荷超聲心動(dòng)圖檢查，用來(lái)評價(jià)其血流動(dòng)力學(xué)指標。
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