1. Division of Radiology, Department of Clinical Science, Intervention and Technology (CLINTEC), Karolinska Institute, Karolinska University Hospital, Stockholm, Sweden
2. Division of Radiology, Department of Clinical Science, Intervention and Technology (CLINTEC), Karolinska Institute, The Norwegian Radium Hospital, Oslo, Norway
3. Division of Radiology, Department of Clinical Science, Intervention and Technology (CLINTEC), Karolinska Institute, Hospital Universitari Vall d'Hebron, Barcelona, Spain
4. Research and Development, Medical Diagnostics, GE Healthcare Ltd., Amersham, England