1. Duke Cardiology; Duke University Medical Center; Durham NC USA
2. Duke Anesthesiology - Division of Pain Medicine; Duke University; Durham NC USA
3. Duke Anesthesiology; Duke University; Durham NC USA
4. Cardiothoracic Surgery; Duke University Medical Center; Durham NC USA
5. Duke Center for Atrial Fibrillation, Duke University Medical Center; Duke University; Durham NC USA
6. Duke Clinical Research Institute; Durham NC USA