To cite the 'RcmdrPlugin.EZR' package in publications use:

Kanda, Y. (2013). Investigation of the freely available easy-to-use software {EZR} for medical statistics. Bone Marrow Transplantation 2013;48:452-458, advance online publication, December 3, 2012; doi:10.1038/bmt.2012.244

Corresponding BibTeX entry:

  @Article{,
    title = {Investigation of the freely available easy-to-use software
      {EZR} for medical statistics.},
    author = {Yoshinobu Kanda},
    year = {2013},
    journal = {Bone Marrow Transplantation},
    url =
      {http://www.nature.com/bmt/journal/vaop/ncurrent/pdf/bmt2012244a.pdf},
  }