The reference for parsing dicom file is the dicom standard. A local copy
can be found in DicomPart5.pdf. A nice starting point for browsing
the standard can be found at http://www.dclunie.com/dicom-status/status.html.

Documentation can be build with doxygen:
* For the developpers version:
  doxygen DoxyfileDeveloppers
  mozilla html.developper/index.html

* For the user version:
  doxygen DoxyfileUsers
  mozilla html.user/index.html