题目内容
因果关联是指
2021-10-09
A.暴露-疾病有时间先后的无偏关联
B.暴露-疾病有较强的统计学关联
C.暴露-疾病有时间先后的直接关联
D.暴露-疾病排除偏倚后的关联
E.暴露-疾病存在相关
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