Published on in Vol 6, No 1 (2022): Jan-Jun
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/35490, first published
.

1 Department of Medicine, University of California, Los Angeles , Los Angeles, CA, US
2 Division of Cardiology, University of California, Los Angeles , Los Angeles, CA, US
3 Division of Cardiac Surgery, University of California, Los Angeles , Los Angeles, CA, US