To cite package ‘EpiNow2’ in publications use:

  Abbott S, Hellewell J, Sherratt K, Gostic K, Hickson J, Badr H,
  DeWitt M, Azam J, Lison A, Funk S (2026). _EpiNow2: Estimate and
  Forecast Real-Time Infection Dynamics_. R package version 1.9.0,
  <https://CRAN.R-project.org/package=EpiNow2>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {EpiNow2: Estimate and Forecast Real-Time Infection Dynamics},
    author = {Sam Abbott and Joel Hellewell and Katharine Sherratt and Katelyn Gostic and Joe Hickson and Hamada S. Badr and Michael DeWitt and James M. Azam and Adrian Lison and Sebastian Funk},
    year = {2026},
    note = {R package version 1.9.0},
    url = {https://CRAN.R-project.org/package=EpiNow2},
  }