“epidemiological experimental study”的概念、定义、翻译、参考文献-科学参考

单词	epidemiological experimental study
释义	epidemiological experimental study Encyclopedia 医学流行病学实验研究释 epidemiological experimental study流行病学实验研究将研究人群（病人或正常人）随机分为实验组和对照组，研究者对实验组人群施加或除去某种干预措施后，随访观察一段时间并比较两组人群疾病或健康状态的改变，对比分析实验组与对照组之间结局的差别，以验证研究假设和考核干预措施效果的一种实验方法。又称实验流行病学、干预研究等。
随便看	digital component processing digital compositing digital computer digital concrete transport control digital construction digital construction control digital construction machinery management digital construction schedule management digital construction scheme planning digital construction site digital construction survey Digital Content Next digital content provider Digital Content Service digital control digital controlled circuit digital controlled circuit with microcomputer digital control of concrete crack digital control of curtain wall installation digital control of mechanical, electrical and plumbing (MEP) installation digitalcontrol of steel structure installation digital control system digital copyright Digital Copyright Identifier，DCI Digital Copyright Protection Technology Research and Development Project

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