To cite package ‘CirceR’ in publications use:

  Knoll C, Schuemie M (2024). _CirceR: Construct Cohort Inclusion and
  Restriction Criteria Expressions_. R package version 1.3.3,
  <https://CRAN.R-project.org/package=CirceR>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {CirceR: Construct Cohort Inclusion and Restriction Criteria Expressions},
    author = {Chris Knoll and Martijn Schuemie},
    year = {2024},
    note = {R package version 1.3.3},
    url = {https://CRAN.R-project.org/package=CirceR},
  }