Fourth heart sound correlated with damage of left ventricular function and compliance.
第四心音与左室功能损害及室壁的顺应性差有关。
Left ventricular ejection fraction before and after treatment, heart function.
比较治疗前后左室射血分数、心功能等。
Left ventricular ejection fraction before and after treatment, heart function.
比较治疗前后左室射血分数、心功能等。
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