Conclusion: Chronic coronary artery blood supply insufficiency theory is theoretical but not actual.
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。
There were 31 cases with heart valve disease and coronary artery disease, coronary heart disease with cardiac valve insufficiency in 34 cases.
心脏瓣膜疾病合并冠状动脉病变31例，冠心病合并心脏瓣膜功能不全34例。
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