题目内容
符合交界性期前收缩心电图表现的是
2021-11-23
A.P-R'间期小于0.12s
B.P'-R间期≥0.12s
C.P'-R间期≤0.21s
D.R-R间期小于等于0.21s
E.R-P'间期小于0.20s
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