contraction 房性期前收缩sa node 窦房结av node 房室结tachycardia
心电图识别1一,窦性心律失常 (一)窦性心动过速(sinus tachycardia)
sinus tachycardia, with ventricular premature complexes continue
congestive heart failure, inappropriate sinus tachycardia, and
窦性心动过速sinustachycardia
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