Final 2006 statistics for the United States show that coronary heart disease (CHD) is the single leading cause of death in America. CHD causes heart attack and angina.

2006年美国的最后统计显示冠心病是美国单一的首要死亡因素，冠心病能引起心脏病突发及心绞痛。

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Coronary artery calcification (CAC) is an important characteristic of coronary heart disease (CHD), which is also an earlier sign of atherosclerosis.

冠状动脉钙化(CAC)是冠状动脉粥样硬化形成的早期特征，是冠心病(CHD)的重要特点。

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Background - : An abnormal ECG during maximal exercise testing has been shown to be a powerful predictor of future coronary heart disease (CHD) mortality in asymptomatic men.

背景：极量运动试验时心电图异常是无症状冠心病患者未来冠心病死亡率的强预测因子。

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The CHD stands for coronary heart disease - in--across these seven countries, from the lowest to the highest.

HD就是冠心病的意思,从最高到最低差异高达十倍

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Coronary heart disease (CHD) is still the single biggest killer in the UK, claiming nearly 125, 000 lives a year.

BBC: Heart disease deaths above UK average

In an exploratory analysis, women smokers with coronary heart disease (CHD) had a much higher incidence of SCD than women without CHD.

FORBES: No Surprise: Smoking and Sudden Cardiac Death Closely Tied