“流行病学实验研究”的概念、定义、翻译、参考文献-科学参考

单词	流行病学实验研究
释义	流行病学实验研究 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	three-line-array scanner three line array stereo mapping camera of ziyuan-3 satellite three-line relaxation three lines and eight angles three lines and four districts three lines and one list Three Little Red Flowers Three Lives three luminary set Three Major Campaigns of Wanli Reign three major features of the Party's style of work three mandatory training Three Mao Perfect Sovereign Brothers Three masters of lingnan Three Medicine Buddhas three methods of ethics Three Methods of Ethics: A Debate Three Mile Island accident Three Mile Island nuclear plant accident three military generals in the northeast in Qing Dynasty three-mirror anastigmat Three Modern Ladies three-moments equations three-momentum Three Monkeys

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