At a subsequent syncopal attack, 24 hours ambulatory ECG was repeated and found intermittent complete atrioventricular block with prolonged ventricular asystole up to 19.4 SEC.

重复第二次的廿四小时心电图检查才发现间歇性房室传导完全阻断，最久的心跳停止时间长达19.4秒。

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Rep. Henry Waxman in a letter yesterday urged Sec. of State Hillary Clinton to block permits for the cross-border pipeline.

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