Short term outcome after left atrial appendage occlusion with the AMPLATZER Amulet and WATCHMAN device: results from the ORIGINAL registry (saxOnian RegIstry analyzinG and followIN... oleh Lucie Kretzler, Christoph Mues, Carsten Wunderlich, Anke Langbein, S. G. Spitzer, Ulrich Gerk, Sebastian Schellong, Thomas Ketteler, Hans Neuser, Marcus Schwefer, Ruth Strasser, Karim Ibrahim, Steffen Schoen, Marian Christoph