Conrotto, Federico Conrotto, Fedrico, Dipartimento di Scienze Mediche, Divisione di Cardiologia, Città della Salute e della Scienza, Turin, Italy Constantinescu, Alina Contarini, Marco Conte, Max Conti, Alberto, Emergency Medicine and Chest Pain Unit, Department of Critical Care Medicine and Surgery, Careggi University Hospital, Florence, Italy Convens, Carl Convens, Carl Cook, Chritopher M. Copel, Ricardo Coppa, Alessandro, Emergency Medicine and Chest Pain Unit, Department of Critical Care Medicine and Surgery, Careggi University Hospital, Florence, Italy. Coppi, Francesca Corbí Pascual, Miguel Cordero, David Cordero, Nidia, Instituto de Corazon de Queretaro Cordopatri, Cesare, Interventional Cardiology Unit, Heart And Vessels Department, AOU Careggi Florence Correa-Duarte, Miguel Ángel Correia, Joana Correia, Miguel Corsetti, James, University of Rochester Medical Center Cortes, Carlos, Instituto de Ciencias del Corazón (ICICOR), Hospital Clínico Universitario de Valladolid, Valladolid, Spain Cortés, Carlos, Hospital Clínico Universitario de Valladolid, ICICOR, Spain Cortes, Carlos, Hospital Clínico Universitario de Valladolid, ICICOR, Interventional Cardiology Department, Valladolid, Spain Cortés, Carlos Cortés, Carlos (Germany)