Copyright (C) 1993–2004 Louis Collins, McConnell Brain Imaging Centre, Montreal Neurological Institute, McGill University.
Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is 
hereby granted, provided that the above copyright notice appear in all copies. The authors and McGill University make 
no representations about the suitability of this software for any purpose. It is provided “as is” without express or 
implied warranty. The authors are not responsible for any data loss, equipment damage, property loss, or injury to 
subjects or patients resulting from the use or misuse of this software package.