没有足够的证据确定心血管衰竭婴儿是否得益于容积扩张。

There is insufficient evidence to determine whether infants with cardiovascular compromise benefit from volume expansion.

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然而，却鲜有研究能够探明焦虑在预测心血管疾病中作用，这些病包括心脏病突发、中风、甚至心脏衰竭和死亡。

Yet few studies have looked into the role of anxiety in predicting cardiovascular problems like heart attacks, strokes and even heart failure and death.

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本次有关心血管健康的研究共有5338人参与，他们都没有普遍性的心脏衰竭疾病。

The Cardiovascular Health Study involved 5, 338 participants with no prevalent heart failure.

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