Using R and the metafor package to conduct meta-analysis. See these previous posts for more information and code:
http://www.deeplytrivial.com/2018/04/e-is-for-effect-sizes.html
http://www.deeplytrivial.com/2018/04/v-is-for-meta-analysis-variance.html
http://www.deeplytrivial.com/2018/04/w-is-for-meta-analysis-weights.html
And the BMJ Open article mentioned in the video: http://bmjopen.bmj.com/content/6/7/e010247
Finally, the homepage for the metafor package: http://www.metafor-project.org/doku.php/metafor