citHeader("To cite pseval in publications use:")

citEntry(entry = "Article",
  title="An introduction to principal surrogate evaluation with the pseval package",
  author="Sachs, Michael C and Gabriel, Erin E",
  journal="The R journal",
  volume="8",
  number="2",
  pages="277--292",
  year="2016",
  publisher="NIH Public Access",
  url = "https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5774631/",
  textVersion =  paste("Michael C. Sachs and Erin E. Gabriel (2016).",
        "An Introduction to Principal Surrogate Evaluation with the pseval Package.",
        "The R Journal: 8(2); 277-292.","URL https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5774631/.")
)