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当前学科:心血管内科
题目:
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急性心肌梗死合并急性病态窦房结综合征常见原因是()
A . 右冠状动脉病变
B . 左冠状动脉回旋支
C . 左冠状动脉前壁支
D . 左冠状动脉主干病变
E . 以上都不是
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