Please I have some trouble in extracting data for meta-analysis from database like SCOPUS, NCBI or PubMed?

The script EUtilsGet or EUtilsSummary did not work for me, I used R 3.2.4. I installed all packages necessary for meta-analysis (Meta - Metafor - rmeta - RISmed - dplyr - gridbase -...

29 March 2018 7,455 3 View