A study published in the Jan. 9, 2006, issue of the Archives of Internal Medicine found that screening with the PSA test does not cut down on deaths from the disease.
内科医学档案2006年1月6日发表的一篇研究报告表明PS A检测并不能降低前列腺癌的死亡率。
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The core idea of the multifactor model is screening out the factor can delegate the internal value of the companies, and express the relationship between the factors and the share price.