1Department of Medicine, Harvard Medical School, Boston, Massachusetts USA
2Division of General Internal Medicine, Massachusetts General Hospital, Boston, Massachusetts, USA
3Cardiovascular Research Center and Cardiac Arrhythmia Service, Corrigan Minehan Heart Center, Massachusetts General Hospital, Boston, Massachusetts, USA.
4Digital Health eCare, Mass General Brigham, Boston, Massachusetts, USA.
5Center for Innovation in Digital Healthcare, Massachusetts General Hospital, Boston, Massachusetts, USA.