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Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted.

The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.

Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

Read Me File

  • Download the zip file to an appropriate directory.
  • Open up R and go to the menu Packages, drop down to Install Package(s) from local zip file.
  • Choose the zip file you downloaded. R will automatically download any necessary packages from the Internet that are needed to install NestedCohort.
  • To use the functions in NestedCohort in each R session, type library (NestedCohort) to attach the library so your R session can find the functions.
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