関連ワード:  normal lv function ef 60    normal left ventricular function ef 60    good lv function ef 60    normal lv systolic function ef 60    good lv systolic function ef 60    normal lv size and function ef 60    normal left ventricular size and function ejection fraction 60    normal lv systolic function with ef 60 65    normal lv size and systolic function ef 60 65    normal left ventricular size and systolic function ef 60 )