Methods Eight hundred metres fast walking on a flat ground and semisupine cycling exercise test were performed in 18 patients randomly programmed to VVIR or VVI pacing mode and compared.
方法18例老年患者分
频率应答(VVIR)与无频率应答(VVI)状态下做800米快速行走及症状记分
半卧位踏车运动评价。
Methods Eight hundred metres fast walking on a flat ground and semisupine cycling exercise test were performed in 18 patients randomly programmed to VVIR or VVI pacing mode and compared.
方法18例老年患者分频率应答(VVIR)与无频率应答(VVI)状态下做800米快速行走及症状记分半卧位踏车运动评价。
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