1. Department of Biomedicine; Aarhus University; Ole Worms Allé 4 8000 Aarhus C Denmark
2. Centre for Neuroscience and Department of Neurology; University of California; Davis CA 95618 USA
3. Department of Cardiothoracic and Vascular Surgery; Aarhus University Hospital; Palle Juul-Jensens Boulevard 99 8200 Aarhus N Denmark