斯皮格尔霍尔特教授建议，如果有人因为看起来像个威胁而被拦下进入下一轮筛查，那么他们基本上都是无辜群众。
If someone is stopped by security for extra checks because they seem to pose a potential risk, they are almost certainly innocent, Prof Spiegelhalter suggests.
在13个人口群中，7个被随机分配到1996年至2004年的3轮筛查，而另外6个（对照组）获得的是标准护理。
Of 13 population clusters, seven were randomly allocated to three rounds of screening between 1996 and 2004, while standard care was provided in six (control arm).
以该融合蛋白为固相抗原，对噬菌体抗体库进行3轮淘筛，并对所获阳性克隆进行抗原结合活性测定和DNA序列测定。
Specific antibody was screened by 3 rounds of panning of phage antibody library with the fusion protein. The antigen binding activity and DNA sequences of positive clones were determined and analyzed.
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