To cite codigo in publications use:

Anita Makori, Ernest Guevarra (2024). codigo: Interface to the International Classification of Diseases (ICD) API. R package version 0.0.9000, https://oxford-ihtm.io/codigo/.

Corresponding BibTeX entry:

  @Manual{,
    title = {codigo: Interface to the International Classification of
      Diseases (ICD) API},
    author = {{Anita Makori} and {Ernest Guevarra}},
    year = {2024},
    note = {R package version 0.0.9000},
    url = {https://oxford-ihtm.io/codigo/},
  }