To cite package ‘preventr’ in publications use:

  Mayer M (2026). _preventr: An Implementation of the PREVENT and
  Pooled Cohort Equations_. R package version 0.12.2,
  <https://CRAN.R-project.org/package=preventr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {preventr: An Implementation of the PREVENT and Pooled Cohort Equations},
    author = {Martin Mayer},
    year = {2026},
    note = {R package version 0.12.2},
    url = {https://CRAN.R-project.org/package=preventr},
  }