Methods A cross section study.

方法现况研究。

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In addition, this article probes into limitations and development of balanced cross section study.

另外，本文还对平衡剖面技术的局限性和发展趋势进行了探讨。

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Methods Cross section study was employed for malaria cases investigation, vectors survey and its distribution.

方法调查各县（市）疟疾发病情况及当地传播媒介种类和分布规律。

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The study found that sixteen babies born by C-section had higher DNA-methylation rates immediately after they were born than the other babies.

VOA: special.2009.11.24

Please be on the look out for emails from section leaders with ; study guides for sections which will be meeting this week; you'll have a lot of fun with the creation stories.

请大家留意助教的邮件,上面会有，对下堂课的一些指导;,你会从阅读创世纪的故事中，得到很大乐趣。

耶鲁公开课 - 旧约导论课程节选

Now,a new study looks at one way that babies delivered by c-section are different.

VOA: standard.2010.06.30

Next we turn to the section of the study where the authors test the ability of their PCR assays (IAP and mtDNA) to detect mouse DNA in mouse cell lines.

FORBES: Big Study Linking Chronic Fatigue To Virus May Be Fatally Flawed

On Thursday, a US Congressman read out what he said was an unclassified section of a Defense Intelligence Agency study.

BBC: North Korea: US urges China to rein in Pyongyang

It had not piloted the A2 section - the second year of study - before the A-level was split into two parts in 2000.

BBC: Q & A: Last year's fiasco