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...
高峰率是呼吸率与心率之比,低和极低与交和副交神经调节心率加性有关。
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...
高峰率是呼吸率与心率之比,低和极低与交和副交神经调节心率加性有关。
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