Smadar Gefen Oleh J. Tretiak Louise Bertrand Jonathan Nissanov Mouse Brain Spatial Normalization: The Challenge of Sparse Data. 349-357 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2717&spage=349 2003 conf/wbir/2003 WBIR db/conf/wbir/wbir2003.html#GefenTBN03