Gender-related differences in presentation, treatment, and outcome of patients with atrial fibrillation in Europe: a report from the Euro Heart Survey on Atrial Fibrillation - Dagres, Nikolaos; Nieuwlaat, Robby; Vardas, Panos E; Andresen, Dietrich; Lévy, Samuel; Cobbe, Stuart; Kremastinos, Dimitrios Th; Breithardt, Günter; Cokkinos, Dennis V; Crijns, Harry JGM (Journal of the American College of Cardiology, 2007)