SINGAB, H. Assessment of Bipolar Radiofrequency Ablation Combined with Coronary Artery Bypass Surgery for Management of Atrial Fibrillation in Cardiac Patients: Bipolar Radiofrequency Ablation Combined with Coronary Artery Bypass Surgery. The Heart Surgery Forum, v. 23, n. 6, p. E826-E832, 5 Nov. 2020.