Left atrial scar burden determined by delayed enhancement cardiac magnetic resonance at post radiofrequency ablation: association with atrial fibrillation recurrence - Brunner, G; Abboud, L; Shaikh, K A; Dave, A S; Morrisett, J; Zoghbi, W A; Valderrábano, M; Shah, D J (J Cardiovasc Magn Reson, 2012)