/**
 \defgroup ITKIONRRD Module ITKIONRRD 
 This module contains an ImageIO class to read and write the
<a href="http://teem.sourceforge.net/nrrd/format.html">Nearly Raw Raster Data
(NRRD)</a> medical image format. 
 \par Dependencies:
 \li \ref ITKIOImageBase 
 \li \ref ITKNrrdIO 
 \dot 
 graph "ITKIONRRD" { 
 "ITKIONRRD" -- "ITKIOImageBase"; 
 "ITKIONRRD" -- "ITKNrrdIO"; 
 } 
 \enddot 
 */