A basic introduction to fixedeffect and randomeffects ...
Research Article Received 1 December 2009, Revised 19 August 2010, Accepted 25 August 2010 Published online in Wiley Online Library (wileyonlinelibrary.com) DOI: 10.1002/jrsm.12 A basic introduction to fixed-effect and random-effects models for meta-analysis MichaelBorensteina∗†,LarryV.Hedgesb,JulianP.T.Higginsc andHannahR.Rothsteind
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