[1] Univ Padua, Dept Cardiac Thorac & Vasc Sci, Padua, Italy
[2] Vrije Univ Amsterdam, Radiol & Nucl Med, Med Ctr, Amsterdam, Netherlands
[3] Univ Padua, Cardiovasc Pathol Unit, Dept Cardiac Thorac & Vasc Sci, Padua, Italy
[4] Univ Padua, Div Cardiac Surg, Padua, Italy
[5] Univ Heart Ctr, Cardiol Dept, Zurich, Switzerland
[6] Univ Cagliari, Clin Cardiol, Dept Med Sci & Publ Hlth, Cagliari, Italy