
Dual balloon size strategy for cryoisolation of the pulmonary veins in patients with atrial fibrillation: Comparison of 23 and 28 mm diameter cryoballoons
Keywords: Atrial fibrillation; Cryoballoon catheter; Ablation; Phrenic nerve palsyFibrillation atriale; Cryoablation; Paralysie du nerf phréniqueAF, atrial fibrillation; PV, pulmonary veins; RSPV, right superior pulmonary vein; CI, confidence interval; mGy, milligr