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双向性队列研究
释义
双向性队列研究
Encyclopedia
医学
双向性队列研究
释
ambispective cohort study
双向性队列研究
在历史性队列研究的基础上,继续前瞻性的观察一段时间,以达到暴露产生预期结局的时间,获得足够的结局事件,或在研究开始时获得短期效应后再研究长期作用效应的方法。又称混合型队列研究。
随便看
topology auto discovery,TAD
topology chemical reaction
topology consistent with duality
topology control
topology feature
topology induced by a metric
topology in ferroics
topology of a field
topology of analytic spaces
topology of a space
topology of biequicontinuous convergence
topology of bounded convergence
topology of compact convergence
topology of coordinatewise convergence
topology of curves
topology of embeddings
topology of fiber bundles
topology of groups
topology of manifolds
topology of pointwise convergence
topology of simple convergence
topology of spacetime
topology of surfaces
topology of the uniformity
topology of uniform convergence
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