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Introduction
The major limitation of the current cryoballoon (CB) system is a fixed 28 mm balloon‐size. We sought to analyze real‐world early experience with novel‐sized adjustable CB.
Methods
This multicenter observational study included 140 consecutive atrial fibrillation patients (71 years, 94 men, 86 paroxysmal) who underwent pulmonary vein (PV) isolation using expandable diameter CB capable...