To cite package ‘chestR’ in publications use:

  Jackson R, Jeffery C (2026). _chestR: Kernel-Weighted Cox Regression
  for Treatment Effect Heterogeneity_. R package version 0.1.0,
  <https://github.com/richjjackson/chestr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {chestR: Kernel-Weighted Cox Regression for Treatment Effect
Heterogeneity},
    author = {Richard Jackson and Caroline Jeffery},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://github.com/richjjackson/chestr},
  }