“Community intervention study”的概念、定义、翻译、参考文献-科学参考

单词	Community intervention study
释义	Community intervention study Encyclopedia 医学流行病学研究的统计学设计释 Community intervention study社区干预研究统计学设计以人群为基础的实验性研究。它是按随机分配的原则将符合条件的研究对象分到试验组（或不同水平的试验组）和对照组，试验组的研究对象施加一种或多种干预措施，前瞻性随访观察疾病或健康结局，评价干预措施是否有效的研究方法。
随便看	electric-locmotive electric locomotive electric locomotive unmanned control system electric mark electric mark test electric metallizaiton of skin electric mini car electric moment electric motor electric motor curve electric motor driven electric motor pump electric multiple unit electric multipole electric multipole expansion electric multipole moment electric multipole radiation Electric & Musical Industries (China), Ltd.　 Electric & Musical Industries, Ltd. electric network electric network expansion planning electric neutrality electric neutrality, electroneutrality electric noise electric nonelectric initiation system

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