Dhanjal, Tarvinder S. Dhanjal, Tarvinder S., Heart and Lung Centre, New Cross Hospital, Wolverhampton, United King Di Biase, Luigi, Texas Cardiac Arrhythmia Institute at St. Davis Medical Center, Austin, Texas di Cuia, Marco, Departement of Cardiology, Division of Internal Medicine, Città Della Salute e della Scienza, Turin, Italy Di Giorgio, Angela Di Luozzo, Marco Di Mario, Carlo, NIHR Cardiovascular Biomedical Research Unit, Royal Brompton Hospital, London, United Kingdom; University Hospital Careggi, Florence, Italy Di Mario, Carlo Di Muro, Paolo Di Somma, Salvatore Di Somma, Salvatore (Italy) Di Stefano, Salvatore, Instituto de Ciencias del Corazón (ICICOR), Hospital Clínico Universitario de Valladolid, Valladolid, Spain Di Stefano, Salvatore Di Toro, Dario, Electrophysiology Division, Argerich Hospital; and CEMIC, Buenos Aires, Argentina Diachyshyn, Marta Dianat, Saied Diarte, Jose Antonio Diarte, José A. Díaz, Alejandro, Centro de Investigaciones Cardiovasculares. Facultad de Ciencias Medicas. UNLP. La Plata Díaz, Alejandro Díaz Castro, Oscar, Hospital Montecelo Díaz-Fernández, Jose F. Dietrich, Peter Laurenz Dietz, Rainer Dietze, Thomas, Dept. of Cardiology Klinikum Kassel