Fabio Zampieri1, Cristina Basso1, Gaetano Thiene2. 1. Department of Cardiac, Thoracic, and Vascular Sciences, University of Padua, Padua, Italy. 2. Department of Cardiac, Thoracic, and Vascular Sciences, University of Padua, Padua, Italy. Electronic address: gaetano.thiene@unipd.it.