Cortés, Gerardo Muñoz Von Willebrand Factor Plasma Levels Variability In Nonvalvular Atrial Fibrillation. [electronic resource] - Journal of atrial fibrillation Dec 2014 - 1124 p. digital Publication Type: Review; Journal Article ISSN: 1941-6911 Standard No.: 10.4022/jafib.1124 doi