1. Danish Research Centre for Magnetic Resonance; Centre for Functional and Diagnostic Imaging and Research; Copenhagen University Hospital Hvidovre; Denmark
2. Biomedical Engineering Group; DTU Elektro; Technical University of Denmark; Kgs Lyngby Denmark
3. C.J. Gorter Center; Department of Radiology; Leiden University Medical Center; Leiden The Netherlands
4. Department of Radiology; University Medical Center Utrecht; Utrecht The Netherlands
5. Philips Healthcare; Best The Netherlands