Please cite the package in your papers or publications:

Mouselimis L (2021). fitbitViz: Fitbit Visualizations. R package version 1.0.2, https://CRAN.R-project.org/package=fitbitViz.

Corresponding BibTeX entry:

  @Manual{,
    title = {{fitbitViz}: Fitbit Visualizations},
    author = {Lampros Mouselimis},
    year = {2021},
    note = {R package version 1.0.2},
    url = {https://CRAN.R-project.org/package=fitbitViz},
  }