病例-队列研究(case-cohort study) 又称病例参比式研究(case-base reference study),其基本设计方法是队列研究开始时,在队列中按一定比例随机抽样选出一个有代表性的样本作为对照组,观察结束时,队列中出现的所...
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case-base reference study 又称病例参比式研究
Hope these research results provide a reference for the construction of the future memorial park, and give a base for further in-depth study.
希望这些研究成果能为将来纪念性公园的规划建设提供参考,并为今后进一步的深入研究作铺垫。
Only when the above-mentioned four are grasped, can study obtain the direction, reference the base, understanding the clue and operation the law.
只有抓住这四条主线去学习参悟,才能学有方向,参有基础,悟有契机线索,运化有规律可循。
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