1 Department of Radiology, Hospital Universitari Vall d'Hebron, Barcelona, Spain; Nuclear Cardiology Unit, Department of Nuclear Medicine, Hospital Universitari Vall d'Hebron, Barcelona, Spain; IDI (Institut de Diagnòstic per la Imatge), Spain; Universitat Autònoma de Barcelona, Spain. Electronic address: [email protected].
2 Department of Cardiology, Hospital Universitari Vall d'Hebron, Barcelona, Spain; Nuclear Cardiology Unit, Department of Nuclear Medicine, Hospital Universitari Vall d'Hebron, Barcelona, Spain; Universitat Autònoma de Barcelona, Spain; Centro de Investigación Biomédica en Red en Enfermedades Cardiovasculares (CIBERCV), Madrid, Spain.