To cite package ‘episomer’ in publications use:

  Espinosa L, Orchard F (2026). _episomer: Early Detection of Public
  Health Threats from Social Media Data_. R package version 3.0.35,
  <https://github.com/eu-ecdc/episomer>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {episomer: Early Detection of Public Health Threats from Social Media Data},
    author = {Laura Espinosa and Francisco Orchard},
    year = {2026},
    note = {R package version 3.0.35},
    url = {https://github.com/eu-ecdc/episomer},
  }