title: Quinidine plus verapamil vs. quinidine alone to prevent recurrences of atrial fibrillation.
authors.forename: Henrique H
authors.initials: HH
authors.lastname: Veloso
authors.forename: Angelo A V
authors.initials: AA
authors.lastname: de Paola
mesh_terms: D000889:Anti-Arrhythmia Agents / Q000627:therapeutic use*; D001281:Atrial Fibrillation / Q000517:prevention & control*; D004359:Drug Therapy, Combination; D006801:Humans; D011802:Quinidine / Q000627:therapeutic use*; D055502:Secondary Prevention; D014700:Verapamil / Q000627:therapeutic use*
chemical_list: D000889:Anti-Arrhythmia Agents; D014700:Verapamil; D011802:Quinidine