Is meta-analysis a valid approach to the evaluation of small effects in observational studies?

被引：61

作者：

Shapiro, S

机构：

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D O I：

10.1016/S0895-4356(96)00360-5

中图分类号：

R19 [保健组织与事业（卫生事业管理）];

学科分类号：

摘要：

引用

页码：223 / 229

页数：7

共 37 条

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