To cite package ‘MRTool’ in publications use:

  Kieslinger A, Beuchel C (2024). _MRTool: Simulating Data for
  Mendelian Randomization Scenarios Based on Genotype Data_. R package
  version 0.0.0.9000, <https://github.com/askieslinger/mrtool>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {MRTool: Simulating Data for Mendelian Randomization Scenarios Based on
Genotype Data},
    author = {Anne-Sophie Kieslinger and Carl Beuchel},
    year = {2024},
    note = {R package version 0.0.0.9000},
    url = {https://github.com/askieslinger/mrtool},
  }