To cite package 'mvna' in publications use:

Allignol A, Beyersmann J, Schumacher M (2008). “mvna: An R Package for the Nelson-Aalen Estimator in Multistate Models.” R news, 8(2), 48–50.

Corresponding BibTeX entry:

  @Article{,
    title = {mvna: An R Package for the Nelson-Aalen Estimator in
      Multistate Models},
    author = {Arthur Allignol and Jan Beyersmann and Martin
      Schumacher},
    year = {2008},
    journal = {R news},
    volume = {8},
    number = {2},
    pages = {48--50},
  }

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