Erratum to: Neuroradiology (2009) 51:113-121

DOI 10.1007/s00234-008-0470-y

The original version of this article erroneously missed to acknowledge this grant support:

“SH acknowledges financial support by the German Ministry for Education and Research (BMBF) via the Bernstein Center for Computational Neuroscience (BCCN) Göttingen under Grant No. 01GQ0431.”