1. Department of Neurology (G.M.D.M., T.D.D., L.H.B.), University Hospital Basel, Switzerland.
2. Department of Clinical Neurological Sciences, London Health Sciences Center (L.A.S.), Western University, London, Ontario, Canada.
3. Heart & Brain Lab (L.A.S.), Western University, London, Ontario, Canada.
4. Department of Cardiology (M.K.), University Hospital Basel, Switzerland.
5. Cardiovascular Research Institute Basel (M.K.), University Hospital Basel, Switzerland.
6. Department of Neurology, University Hospital Bern, University of Bern, Switzerland (U.F.).
7. Department of Neurology, University of Maryland School of Medicine, Baltimore (S.C.).