To cite package ‘daySupply’ in publications use:

Safari A, Salmasi S, Loewen P (2021). daySupply: Calculating Days' Supply and Daily Dose of Prescriptions. R package version 0.1.0, https://github.com/ab-sa/daysupply.

Corresponding BibTeX entry:

  @Manual{,
    title = {daySupply: Calculating Days' Supply and Daily Dose of
      Prescriptions},
    author = {Abdollah Safari and Shahrzad Salmasi and Peter Loewen},
    year = {2021},
    note = {R package version 0.1.0},
    url = {https://github.com/ab-sa/daysupply},
  }