1. Department of Neurology and Stroke Center, University Hospital Basel and University of Basel, Basel, Switzerland
2. Department of Clinical Research, University of Basel, Basel, Switzerland
3. Clinic for Internal Medicine, Kantonsspital Schaffhausen, Schaffhausen, Switzerland
4. Institute of Clinical Chemistry, University Hospital Zurich, University of Zurich, Switzerland
5. Department of Neurology, University Hospital Zurich and University of Zurich, Zurich, Switzerland
6. Department of Neurology, Stadtspital Zürich, Triemli, Zurich, Switzerland
7. Department of Neurology and Stroke Center, Kantonsspital St. Gallen, St.Gallen, Switzerland
8. Department of Neurology, Inselspital, University Hospital Bern and University of Bern, Bern, Switzerland
9. Department of Endocrinology, University Hospital Basel and University of Basel, Basel, Switzerland
10. Department of Laboratory Medicine, University Hospital Basel, Basel, Switzerland