• Include these codes as defined in http://terminology.hl7.org/CodeSystem/citation-artifact-classifier version 4.3.0

  Code	Display	Definition
  webpage	Webpage	Webpage
  D016428	Journal Article	Journal Article
  D016422	Letter	Letter
  D016420	Comment	Comment
  D016425	Published Erratum	Published Erratum
  executable-app	Executable app	Executable app
  D000076942	Preprint	Scientific manuscript made available prior to PEER REVIEW.
  D019991	Database	A structured file of information or a set of logically related data stored and retrieved using computer-based means.
  D001877	Book	Non-periodical written or printed works consisting of sheets of pages fastened or bound together within covers.
  D064886	Dataset	Works consisting of organized collections of data, which have been stored permanently in a formalized manner suitable for communication, interpretation, or processing.
  68059040	Video-Audio Media	Used with articles which include video files or clips, or for articles which are entirely video.
  audio	Audio file	The article cited is an audio file.
  image	Image file	The article cited is an audio file.
  machine-code	Machine code	The article cited is machine code.
  protocol	Protocol	The article cited is the protocol of an activity and not the results or findings.
  fhir-resource	FHIR Resource	The article cited is a FHIR resource.
  Print	Print	the journal is published in print format only
  Print-Electronic	Print Electronic	the journal is published in both print and electronic format
  Electronic	Electronic	the journal is published in electronic format only
  Electronic-Print	Electronic-Print	the journal is published first in electronic format followed by print (this value is currently used for just one journal, Nucleic Acids Research)
  Electronic-eCollection	Electronic-eCollection	used for electronic-only journals that publish individual articles first and then later collect them into an "issue" date that is typically called an eCollection.
  medline-base	Medline Base	Citation Resource containing only data from Medline
  common-share	Common Share	Citation Resource containing value added data that is openly shared
  project-specific	Project Specific	Citation Resource containing value added data specific to a project

This value set expansion contains 24 concepts.