To cite package ‘focustools’ in publications use:

Nagraj V, Turner S, Guertin S, Hulme-Lowe C (2022). focustools: Forecasting COVID-19 in the United States (FOCUS) tools. R package version 0.2.0, https://github.com/signaturescience/focustools.

Corresponding BibTeX entry:

  @Manual{,
    title = {focustools: Forecasting COVID-19 in the United States
      (FOCUS) tools},
    author = {VP Nagraj and Stephen Turner and Stephanie Guertin and
      Chris Hulme-Lowe},
    year = {2022},
    note = {R package version 0.2.0},
    url = {https://github.com/signaturescience/focustools},
  }