1. Department of Radiology and Nuclear MedicineWinterthur Canton Hospital Winterthur Switzerland
2. Institute of Diagnostic and Interventional Neuroradiology, Bern University Hospital Bern Switzerland
3. Department of Diagnostic, Interventional and Paediatric RadiologyBern University Hospital Bern Switzerland
4. Department of Obstetrics and GynaecologyBern University Hospital Bern Switzerland
5. Support Centre for Advanced Neuroimaging (SCAN)Institute of Diagnostic and Interventional Neuroradiology, Bern University Hospital Bern Switzerland