Version 2.3

[Updated versions of the Tag Set have been released. The current version is available here.]

Version 2.3 was released on March 28, 2007.

The files for Version 2.3 are available:

• by anonymous FTP: //ftp.ncbi.nih.gov/pub/books/

• on the Web: book.dtd

Documentation

The Tag Library for version 2.3 is here: https://dtd.nlm.nih.gov/book/tag-library/2.3/

The full list of updates in version 2.3 is available in the Change Report.

A Frequently Asked Questions page is available.

Available Schemas

In addition to the DTD format, the Tag Set is also available as a W3C XML schema and as a RELAX NG schema. Both are generated directly from the DTD and neither is intended for maintenance. See the individual schema pages for more information.

• W3C XML schema

• RELAX NG schema