1 Department of Forensic Sciences, Oslo University Hospital, Oslo, Norway.
2 Institute of Clinical Medicine, University of Oslo, Oslo, Norway.
3 Department of Paediatrics, Oslo University Hospital, Oslo, Norway.
4 Department of Radiology, Haukeland University Hospital, Bergen, Norway.
5 Department of Clinical Medicine, University of Bergen, Bergen, Norway.
6 Section of Paediatric Surgery, Department of Neurosurgery, Oslo University Hospital, Oslo, Norway.
7 Oslo, Norway.
8 Department of Ophthalmology, Haukeland University Hospital, Bergen, Norway.
9 Department of Paediatrics, St. Olavs University Hospital, Trondheim, Norway.
10 Department of Clinical and Molecular Medicine, Faculty of Medicine and Health Sciences, Norwegian University of Science and Technology (NTNU), Trondheim, Norway.