She adds that demographics examines the causes of improved longevity.

她还说，人口统计检验寿命增长的起因。

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We tested the hypothesis that common haplogroups predict risk of ischemic cardiovascular disease, morbidity from other causes, mortality, and longevity in a general population of European descent.

我们在欧洲家系一般人群中证实了假说共同单倍群可预测缺血性心血管病的危险性、其他原因患病率、死亡率、生存率。

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