To cite PTSDdiag in publications, please cite the paper and the
package:

  Weidmann L, Capaul A, Burrer A, Homan P, Seifritz E, Duek O, Fischer
  I, Pietrzak R, Fisher A, Harpaz-Rotem I, Spiller T (2025).
  “Optimizing PTSD Diagnosis: A Mathematical Approach to Simplifying
  Complexity to Six Symptoms Without Compromising Diagnostic Accuracy.”
  doi:10.31219/osf.io/6rk72_v1
  <https://doi.org/10.31219/osf.io/6rk72_v1>. OSF Preprints.

A BibTeX entry for LaTeX users is

  @Misc{,
    title = {Optimizing PTSD Diagnosis: A Mathematical Approach to Simplifying Complexity to Six Symptoms Without Compromising Diagnostic Accuracy},
    author = {Laura Weidmann and Andrina Capaul and Achim Burrer and Philipp Homan and Erich Seifritz and Or Duek and Ian C. Fischer and Robert H. Pietrzak and Aaron Fisher and Ilan Harpaz-Rotem and Tobias R. Spiller},
    year = {2025},
    doi = {10.31219/osf.io/6rk72_v1},
    note = {OSF Preprints},
  }

  Weidmann L, Spiller T, Schüepp F (2026). _PTSDdiag: Optimize PTSD
  Diagnostic Criteria_. R package version 0.4.1,
  <https://tobiasrspiller.github.io/PTSDdiag/>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {PTSDdiag: Optimize PTSD Diagnostic Criteria},
    author = {Laura Weidmann and Tobias R. Spiller and Flavio A. Schüepp},
    year = {2026},
    note = {R package version 0.4.1},
    url = {https://tobiasrspiller.github.io/PTSDdiag/},
  }