1. High Field Magnetic Resonance Max Planck Institute for Biological Cybernetics Tübingen Germany
2. Institute for Biomedical Engineering University and ETH Zurich Zurich Switzerland
3. Division of Radiological Physics Department of Radiology University Hospital Basel Basel Switzerland
4. Department of Biomedical Engineering University of Basel Basel Switzerland
5. Department of Biomedical Magnetic Resonance University of Tübingen Tübingen Germany