1. Institute of Molecular Biology; University Hospital, University Duisburg-Essen; Germany
2. Erwin L. Hahn Institute for Magnetic Resonance Imaging; University Duisburg-Essen; Germany
3. Department of Diagnostic and Interventional Radiology and Neuroradiology; University Hospital, University Duisburg-Essen; Germany
4. Institute for Medical Informatics; Biometry and Epidemiology, University Hospital, University Duisburg-Essen; Germany
5. Institute for Anatomy; University Hospital, University Duisburg-Essen; Germany