This is particularly important when the conducting tissues between the SA node and the ventricles fail only from time to time.
尤其在窦房结和心房之间的传导组织有时发生故障时这点尤为重要。
This is particularly important when the conducting tissues between the SA node and the ventricles fail only from time to time.
尤其在窦房结和心房之间的传导组织有时发生故障时这点尤为重要。
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