结论：慢性冠状动脉供血不足概念理论上存在，实际上并不存在。
Conclusion: Chronic coronary artery blood supply insufficiency theory is theoretical but not actual.
目的探讨慢性冠状动脉供血不足致心室壁运动异常对血流动力学的影响。
Objective To investigate the effect of abnormal ventricular wall motion caused by chronic coronary artery insufficient blood supply on hemodynamics.
目的探讨心电图持续性ST - T改变与慢性冠状动脉供血不足之间的关系。
Objective To explore the relationship between the ST-T continuous changes of ECG and the chronic coronary insufficiency.
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