To cite package ‘spiritR’ in publications use:

Conway A (2019). spiritR: Template for Clinical Trial Protocol. R package version 0.1.1, https://github.com/awconway/spiritr.

Corresponding BibTeX entry:

  @Manual{,
    title = {spiritR: Template for Clinical Trial Protocol},
    author = {Aaron Conway},
    year = {2019},
    note = {R package version 0.1.1},
    url = {https://github.com/awconway/spiritr},
  }