litsearchr-tutorial

A tutorial for litsearchr

The R package litsearchr provides various functions to help with planning a systematic search of the scientific literature on a given topic. This short tutorial gives an example of how to use litsearchr, along with some brief explanations of its workings. litsearchr was created by the amazing Eliza Grames, and a lot of this tutorial is an elaboration of the existing vignette for the package.

Head here for the main tutorial page.

Additional files

• litsearchr_tutorial.Rmd: R markdown source for the tutorial page.
• Some example nbib files of search results retrieved from PubMed:
  • pubmed-medication-set.nbib
  • pubmed-pharmacoth-set.nbib
• clin_psy_stopwords.txt: Example file of stopwords related to the search topic used in the tutorial.
• search-inEnglish.txt: Example search query produced by the write_search() function.

R packages

You will need the following R packages to run the code from the tutorial yourself:

• dplyr
• ggplot2
• ggraph
• igraph
• readr

Instructions for installing litsearchr are provided in the tutorial.

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