NCT01781078
- Conditions
- Arrhythmia, Sinus, Arrhythmias, Cardiac, Bradycardia, +8 more
- Locations
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- Banner Heart Hospital Mesa, Arizona, United States
- USC Medical Center Los Angeles, California, United States
- University of California, San Francisco San Francisco, California, United States
- Washington Hospital Center Washington D.C., District of Columbia, United States