1. From the Department of Cardiac, Thoracic, and Vascular Sciences (A.I.G., G. Tarantini, M.R., L.D., G.G., A.R., S.I.), Institute of Pathological Anatomy (C.B., G. Thiene), and Service of Radiology, University of Padova, Padova, Italy (F.C.); and Division of Cardiology, University of Foggia, Foggia, Italy (R.I.).