Affiliation: | ? Department of Cardiology, Athens General Hospital “G. Gennimatas,” Athens, Greece;† Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, Connecticut;‡ 1st Department of Cardiology, University of Athens Medical School, Athens, Greece;§ Department of Cardiology, Patras University Hospital, Rio, Patras, Greece;∥ 1st Department of Cardiology, Evangelismos Hospital, Athens, Greece |