title: Early recurrence of atrial fibrillation: does the shock waveform matter?
authors.forename: José A
authors.initials: JA
authors.lastname: Joglar
authors.forename: Richard L
authors.initials: RL
authors.lastname: Page
mesh_terms: D001281:Atrial Fibrillation / Q000517:prevention & control*; D004554:Electric Countershock / Q000379:methods*; D006801:Humans; D055502:Secondary Prevention; D016896:Treatment Outcome