Pepe, Martino Pepe, Martino Percal, Tamara, Hospital General Universitario Gregorio Marañón Madrid Perea, Jorge Peregud-Pogorzelska, Małgorzata Peregud-Pogorzelska, Małgorzata, Klinika Kardiologii Pomorskiej Akademii Medycznej w Szczecinie Pereira, Ana Rita Pereira, Ana Rita Pereira, Hélder Pereira, Hélder (Portugal) Perek, Bartłomiej, Department of Cardiac Surgery and Transplantology, Poznan University of Medical Sciences, Poznan, Poland Perek, Bartłomiej (Poland) Perek, Bartłomiej Perela Álvarez, Cristina Pérez, Antonio Perez, Pilar Portero Perez, Xavier, Department of Medicine, Harlem Hospital Center, Columbia University College of Physicians and Surgeons, New York, New York Pérez Álvarez, Luisa Pérez de Isla, Leopoldo Pérez Riera, Andrés Ricardo, ABC’s Faculty of Medicine, ABC Foundation, Cardiology Discipline, Electro-Vectorcardiogram Sector, Santo André, São Paulo, Brazil Perez Rodriguez, Maria Teresa Pérez-Barquero, Manuel Montero Pérez-Cabeza, Alejandro, UGC del Corazón. Red de Investigacion Cardiovascular. Instituto de Biomedicina de Málaga (IBIMA). Hospital Universitario Virgen de la Victoria. Málaga, Spain. RIC investigators. Pérez-Cabeza, Alejandro I. Pérez-Cabeza, Alejandro I.