[1] Univ Hosp Basel, Dept Neurol, Basel, Switzerland
[2] Univ Hosp Basel, Dept Cardiol, Basel, Switzerland
[3] Univ Hosp Basel, Cardiovasc Res Inst Basel, Basel, Switzerland
[4] Western Univ, London Hlth Sci Ctr, Dept Clin Neurol Sci, London, ON, Canada
[5] Western Univ, London Hlth Sci Ctr, Heart & Brain Lab, London, ON, Canada
[6] Univ Bern, Univ Hosp Bern, Dept Neurol, Bern, Switzerland
[7] Univ Maryland, Sch Med, Dept Neurol, Baltimore, MD 21201 USA