1 Clinical Department of Internal Medicine III, University Hospital St. Poelten, Karl Landsteiner University of Health Sciences, Propst Fuehrer-Straße 4, 3100, St. Poelten, Austria. deddo.moertl@meduniwien.ac.at.
2 Karl Landsteiner Institute for the Research of Ischemic Cardiac Diseases and Rhythmology, St. Poelten, Austria. deddo.moertl@meduniwien.ac.at.