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目的:假设普通人群严重冠心病、心血管疾病发生率与血清和红细胞叶酸浓度、维生素B12浓度具有相关性,检测其正确性。 设计:队列研究(随访29年)。 地点:布塞尔顿(Busselton),西澳大利亚
OBJECTIVE: Assuming the prevalence of severe coronary heart disease and cardiovascular disease in the general population is correlated with the concentration of serum and erythrocyte folic acid and the concentration of vitamin B12, its correctness is tested. Design: A cohort study (29 years of follow-up). Location: Busselton, Western Australia