The frequency of HF is determined by the ratio of respiratory frequency and heart rate.The results also indicated that nonadditivity of heart rate modulation by sympathetic an...
高频峰
频
是呼吸频
心之比，低频和极低频
交
和副交神经调节心
加性有关。
相[迭]加性The frequency of HF is determined by the ratio of respiratory frequency and heart rate.The results also indicated that nonadditivity of heart rate modulation by sympathetic an...
高频峰频是呼吸频心之比，低频和极低频交和副交神经调节心加性有关。
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