Gasparini A (2018). “comorbidity: An R package for computing comorbidity scores.” Journal of Open Source Software, 3, 648. doi:10.21105/joss.00648. https://doi.org/10.21105/joss.00648.

Corresponding BibTeX entry:

  @Article{,
    author = {Alessandro Gasparini},
    title = {comorbidity: An R package for computing comorbidity
      scores},
    journal = {Journal of Open Source Software},
    year = {2018},
    volume = {3},
    issue = {23},
    pages = {648},
    doi = {10.21105/joss.00648},
    url = {https://doi.org/10.21105/joss.00648},
  }