1. Center for Medical Physics & Biomedical Engineering, Medical University Vienna
2. Physics Department, Royal Marsden Hospital, Sutton
3. Institute of Biophysics, Medical Faculty of Palacký University, Olomouc
4. Neurologische Universitätsklinik, Universitätsmedizin Mannheim
5. National Center for Fetal Medicine, Department of Obstetrics and Gynaecology, St. Olavs Hospital, Trondheim University Hospital, Trondheim
6. Department of Obstetrics and Gynecology, Malmö University Hospital, Malmö