Correlation of the polymorphism of methylene tetrahydrofolate reductase gene and plasma homocysteine with coronary heart disease in Uygur and Han ethnic groups in Xinjiang

• 新疆维汉民族亚甲基四氢叶酸还原酶基因多态性及血浆同型半胱氨酸与冠状动脉粥样硬化性心脏病的关系