To cite package ‘survivalsurrogate’ in publications use:

Agniel D, Parast L (2025). survivalsurrogate: Evaluate a Longitudinal Surrogate with a Censored Outcome. R package version 1.1, https://CRAN.R-project.org/package=survivalsurrogate.

Corresponding BibTeX entry:

  @Manual{,
    title = {survivalsurrogate: Evaluate a Longitudinal Surrogate with
      a Censored Outcome},
    author = {Denis Agniel and Layla Parast},
    year = {2025},
    note = {R package version 1.1},
    url = {https://CRAN.R-project.org/package=survivalsurrogate},
  }