NCT04474223
- Conditions
- AVB - Atrioventricular Block, Arrhythmias, Cardiac, Atrioventricular Block, +7 more
- Locations
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- Phoenix Children's Hospital/Dignity Health Phoenix, Arizona, United States
- University of California - Los Angeles (UCLA) Los Angeles, California, United States
- Stanford University Palo Alto, California, United States
- University of California-San Francisco San Francisco, California, United States