Reasons or excuses for avoiding meta-analysis in forest plots.

Ioannidis, John P A; Patsopoulos, Nikolaos A; Rothstein, Hannah R · BMJ · 2008

review · Level V

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Abstract

Heterogeneous data are a common problem in meta-analysis. <b>John Ioannidis</b>, <b>Nikolaos Patsopoulos</b>, and <b>Hannah Rothstein</b> show that final synthesis is possible and desirable in most cases

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