1. Functional Imaging Unit, Department of Clinical Physiology, Nuclear Medicine and PET; Copenhagen University Hospital Rigshospitalet Glostrup; Glostrup Denmark
2. Department of Neuroscience and Pharmacology, Faculty of Health Sciences; University of Copenhagen; Copenhagen Denmark
3. Department of Neuroanaesthesia, Neuroscience Centre; Copenhagen University Hospital Rigshospitalet Blegdamsvej; Copenhagen Denmark
4. Institute for Clinical Medicine, The Faculty of Health and Medical Sciences; University of Copenhagen; Copenhagen Denmark
5. Department of Clinical Physiology, Nuclear Medicine and PET; Copenhagen University Hospital Rigshospitalet Blegdamsvej; Copenhagen Denmark