To cite package ‘epitweetr’ in publications use:

  Espinosa L, Orchard F (2024). _epitweetr: Early Detection of Public
  Health Threats from 'Twitter' Data_. R package version 2.2.16,
  <https://github.com/eu-ecdc/epitweetr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {epitweetr: Early Detection of Public Health Threats from 'Twitter' Data},
    author = {Laura Espinosa and Francisco Orchard},
    year = {2024},
    note = {R package version 2.2.16},
    url = {https://github.com/eu-ecdc/epitweetr},
  }