在医院的心导管检查室里做这种检查在大多数情况下是得不到预期效果的。
Most of these exams, done in hospital cardiac catheterization labs, turn out negative.
医生给她做了一个万无一失的标准测试：心导管检查。
Her doctor did the gold standard test: a cardiac catheterization.
医生给她做了一个万无一失的标准测试：心导管检查。
Her doctor did the gold standard test: a cardiac catheterization.
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