1. Amsterdam UMC, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, University of Amsterdam, Heart Centre , Meibergdreef 9, 1105AZ, Amsterdam , The Netherlands
2. BIOTRONIK Italia S.p.A., Clinical Research Unit , Via dell' Industria, 11, 20090 Milan, MI , Italy
3. Department of Cardiovascular, Neural and Metabolic Sciences, Faint & Fall Programme, IRCCS Istituto Auxologico Italiano, San Luca Hospital , Piazzale Brescia, 20, 20149 Milan, MI , Italy
4. Department of Neurology, Leiden University Medical Centre , Albinusdreef 2, Zuid Holland, 2333 ZA Leiden , The Netherlands