1 Inherited and Rare Cardiovascular Diseases, Department of Translational Medical Sciences, University of Campania "Luigi Vanvitelli", Monaldi Hospital, Naples, Italy.
2 Inherited and Rare Cardiovascular Diseases, Department of Translational Medical Sciences, University of Campania "Luigi Vanvitelli", Monaldi Hospital, Naples, Italy; Institute of Cardiovascular Sciences, University College of London and St. Bartholomew's Hospital, London, UK. Electronic address: limongelligiuseppe@libero.it.