To cite package ‘nephro’ in publications use:

  Pattaro C, Fujii R, Herold J (2025). _nephro: Utilities for
  Nephrology_. R package version 1.5,
  <https://CRAN.R-project.org/package=nephro>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {nephro: Utilities for Nephrology},
    author = {Cristian Pattaro and Ryosuke Fujii and Janina Herold},
    year = {2025},
    note = {R package version 1.5},
    url = {https://CRAN.R-project.org/package=nephro},
  }