A woman died from a heart attack caused by shock after waking up to discover she had been declared dead - and was being prepared for burial.
一个女子苏醒后发现人们以为她已经死了，正在为她准备葬礼——结果她因为惊吓过度，心脏发作死去。
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ICDs are considerably more advanced and complex than pacemakers and use small computers to sense electrical activity, monitor the heart and determine when and how to apply a therapeutic shock.