||The article is in the process of being created.
||The draft version of the article is sent to reviewers to approve or
||The article is approved and published. When the state of an article changes to
Published, the state of any previous published versions of
that article changes to Outdated.
||The published article is selected for retirement, pending approval.
||The published article is retired.
||A more recent version of the article has been published. End users can read
published articles as well as the outdated versions.