1 Institute of Life Sciences, Scuola Superiore Sant'Anna, Pisa, Italy; Cardiology and Cardiovascular Medicine Division, Fondazione Toscana Gabriele Monasterio, Pisa, Italy. Electronic address: emdin@ftgm.it.
2 Cardiology and Cardiovascular Medicine Division, Fondazione Toscana Gabriele Monasterio, Pisa, Italy.
3 Institute of Life Sciences, Scuola Superiore Sant'Anna, Pisa, Italy; Cardiology and Cardiovascular Medicine Division, Fondazione Toscana Gabriele Monasterio, Pisa, Italy.