Authors have no conflicts to disclose.
Funding for this research was provided in part by the Edward St. John Fund for AF Research, the Roz and Marvin H. Weiner and Family Foundation, the Dr. Francis P. Chiaramonte Foundation, the Marilyn and Christian Poindexter Arrhythmia Research Fund, Norbert and Louise Grunwald Cardiac Arrhythmia Research Fund, and the Mr. & Mrs. Larry Small AF Research Fund. All other authors have reported that they have no relationships relevant to the contents of this paper to disclose.