But would you be able to help if a child near you went into cardiac arrest? Charlotte native Billy Cohen hopes the answer is, ...

据专家介绍，如果能在1分钟内开始心肺复苏（CPR），并在3至5分钟内使用自动体外除颤器（AED）进行电除颤，患者的存活率可达50%-70%。