经由对流感病毒的进一步研究和数据分析，只发现在1976年含有类似于H1N1病毒的疫苗存在一例具有完整因果联系的案例。
Extensive studies and data analysis of influenza vaccines have only found a well established causal association with the 1976 vaccine that contained an H1N1 swine-influenza-like virus.
书写医学疑问和类似事件分析，提供个别案例的因果关系评估。
Write medical query and similar event analysis and provide causality assessment for individual case.
介绍了层次分析法的原理和方法，利用层次分析法实现了因果分析图的定量化，并结合案例说明了该方法的可行性。
This thesis emphatically analyses the principle of AHP (analytical Hierarchy Pross). It sets up the model of applying the AHP to the feasibility of the method by example.
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