Retrospective Analysis of Left Atrial Enlargement after Surgical Left Atrial Appendage Amputation or Ligation - Gerçek, M.; Abdelmaseeh, M.; Gerçek, M.; Aboud, A.; Paluszkiewicz, L.; Gummert, J. F.; Börgermann, J. (The Thoracic and Cardiovascular Surgeon, 2018)