Affiliation: | 1. Section of Neurology, Department of Internal Medicine, County Hospital Ryhov, J?nk?ping, Sweden;2. Department of Oncology, County Hospital Ryhov, J?nk?ping, Sweden;3. Department of Neurosurgery, Department of Clinical and Experimental Medicine, Link?ping University, Link?ping, Sweden;4. Department of Pathology, Department of Clinical and Experimental Medicine, Link?ping University, Link?ping, Sweden;5. Department of Neurology, Department of Clinical and Experimental Medicine, Link?ping University, Link?ping, Sweden;6. Department of Clinical and Experimental Medicine, Link?ping University, Link?ping, Sweden |