Safety and Efficacy of Cryoballoon versus Radiofrequency Ablation for Atrial Fibrillation in Elderly Patients and Predictors of Arrhythmia Recurrence
Tauseef Akhtar MD, Usama A Daimee MD, Bhradeev Sivasambu MD, Erica Hart MSc, Eunice Yang MD, Joseph E Marine MD, Ronald Berger MD, PhD, Hugh Calkins MD, David Spragg MD
Division of Cardiology, Johns Hopkins University School of Medicine, Baltimore, MD, 21287 USA.