Molecular and Clinical Sciences Research Institute Cardiology Clinical Academic Group, St George's, University of London, London, United Kingdom. Imperial College Healthcare NHS Trust, St Mary's Hospital, London, United Kingdom. Cardiovascular Department, A.O.U. Ospedali Riuniti, Trieste, Italy. Stanford University, Palo Alto, CA. Cardiomyopathy Unit, Careggi University Hospital, Florence, Italy iacopo.olivotto@gmail.com.