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近来一些研究认为V_4R和V_1导联ST段抬高是右室缺血的征象,而未涉及右胸导联ST段压低的意义及其与其他导联变化的关
Some recent studies suggest that the ST segment elevation of V_4R and V_1 lead is a sign of right ventricular ischemia, but not involved in the significance of ST segment depression in the right chest lead and its relationship with other lead changes