Presence of Atrioventricular Nodal Reentrant Tachycardia Is Associated With Cardiomyopathy, Heart Failure, and Death oleh Christian Paludan‐Müller, Niels K. Stampe, Laia M. Monfort, Laura Andreasen, Oliver B. Vad, Gustav Ahlberg, Jens B. Johansen, Bo G. Winkel, Christian Torp‐Pedersen, Lars Køber, Emil L. Fosbøl, Jesper H. Svendsen, Morten S. Olesen