1. Radiology Department; University Medical Center Utrecht; Utrecht the Netherlands
2. Psychiatry Department; University Medical Center Utrecht; Utrecht the Netherlands
3. Department of Radiology and Nuclear Medicine; Radboud University Medical Center; Nijmegen the Netherlands
4. Danish Research Centre for Magnetic Resonance, Centre for Functional and Diagnostic Imaging and Research; Copenhagen University Hospital Hvidovre; Hvidovre Denmark
5. Department of Radiology and Radiological Science - Neuroradiology; Johns Hopkins University School of Medicine; Baltimore MD USA