deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 4d8b971..0488149 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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title = {{Advanced methods in meta-analysis: multivariate approach and meta-regression}},  journal = {Statist. Med.},  }  @ARTICLE{Viechtbauer2010-vn,  title = {{Conducting {Meta-Analyses} in {R} with the metafor Package}},  author = {Viechtbauer, Wolfgang},  journal = {Journal of Statistical Software},  volume = {36},  number = {3},  pages = {1--48},  year = {2010},  }