[1] Univ Hosp Zurich, Univ Heart Ctr, Dept Cardiol, Raemistr 100, CH-8091 Zurich, Switzerland
[2] Univ Zurich, Ctr Mol Cardiol, Schlieren Campus, Zurich, Switzerland
[3] Royal Brompton & Harefield Hosp Trust, London, England
[4] Imperial Coll, London, England
[5] Univ Zurich, Div Neuropsychol, Dept Psychol, Zurich, Switzerland
[6] Univ Zurich, URPP, Dynam Hlth Aging, Zurich, Switzerland