1. Department of NeuroanaesthesiologyUniversity Hospital Rigshospitalet Copenhagen Denmark
2. Department of RadiologyUniversity Hospital Rigshospitalet Copenhagen Denmark
3. Department of NeurologyUniversity Hospital Rigshospitalet Copenhagen Denmark
4. Neurovascular Research LaboratoryFaculty of Life Sciences and EducationUniversity of South Wales Pontypridd UK
5. Department of Clinical MedicineFaculty of Health and Medical SciencesUniversity of Copenhagen Copenhagen Denmark
6. Department of Biomedical SciencesFaculty of Health and Medical SciencesUniversity of Copenhagen Copenhagen Denmark
7. Department of Clinical PhysiologyNuclear Medicine & PET and Centre for Physical Activity ResearchUniversity Hospital Rigshospitalet Copenhagen Denmark