To cite package ‘mapnhanespa’ in publications use:

  Muschelli J (2026). _mapnhanespa: Map Quantiles for Physical Activity
  from 'NHANES'_. R package version 0.1.0,
  <https://CRAN.R-project.org/package=mapnhanespa>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {mapnhanespa: Map Quantiles for Physical Activity from 'NHANES'},
    author = {John Muschelli},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=mapnhanespa},
  }