One of the purposes of the FASTER trial was to calculate the contemporary procedure-related loss rate after midtrimester amniocentesis using patients who were recruited for aneuploidy screening.

病人们被募集来参加非整数倍的筛选，FASTER测验的目的之一是预测当代妊娠中期羊膜穿刺术相关的流产率。

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The Yale researchers conducted a prospective trial to study the feasibility and cost-effectiveness of screening performed by emergency physicians (EPs) on at-risk patients.

耶鲁大学研究人员作了一项前瞻性试验来研究开展急诊内科医师对高危病人进行筛查的可行性和成本-效果如何。

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The study, called the National Lung Screening Trial, was conducted by the American College of Radiology Imaging Network and the cancer institute.

这项研究叫国家肺癌筛查试验，由美国放射影像网络学院和美国癌症研究共同主持。

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Over the next day and a half, the idea of the screening trial combined with a larger study that comes later gathered steam.

FORBES: The Great Drug Debate

It is based on what scientists learned from a large mammogram screening trial back in the 1970s that involved more than a quarter-million women.

NPR: Online Calculator Estimates Breast Cancer Risk

Cancer Research UK is funding a large-scale trial to see if screening for H.pylori can identify those at risk of developing cancer.

BBC: It is a relatively new area of cancer research