Affiliation: | (1) University Department of Neurology, Kantonsspital Basel, Switzerland;(2) University Department of Nuclear Medicine, Kantonsspital Basel, Switzerland;(3) University Department of Neuroradiology, Kantonsspital Basel, Switzerland;(4) Department of Rheumatology, Felix Platter Spital, Burgfelderstr. 101, 4012 Basel, Switzerland |