1. Department of Neurosciences, Psychiatry, Drug Research and Child Health (NeuroFarBa), University of Florence, Florence, Italy
2. Department of Clinical and Experimental Medicine, University of Florence, Largo Brambilla, 3 - 50134 Florence, Italy
3. Cardiomyopathy Unit, Careggi University Hospital, Florence, Italy
4. Division of Heart Rhythm Services, Department of Cardiovascular Medicine, Mayo Clinic, 200 First St. SW, Rochester, MN, USA
5. Division of Pediatric Cardiology, Department of Pediatric and Adolescent Medicine, Mayo Clinic, 200 First St. SW, Rochester, MN, USA
6. Windland Smith Rice Sudden Death Genomics Laboratory, Department of Molecular Pharmacology & Experimental Therapeutics, Mayo Clinic, 200 First St. SW, Rochester, MN, USA
7. Laboratory of Non-Linear Spectroscopy (LENS), Via Nello Carrara 1, 50019 Sesto Fiorentino, Florence, Italy