Published on in Vol 10, No 8 (2021): August
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/28169, first published
.
1 Division of Cardiology, University of California, San Francisco, San Francisco, CA, United States
2 Louisiana Public Health Institute, New Orleans, LA, United States
3 Department of Epidemiology and Biostatistics, University of California, San Francisco, San Francisco, CA, United States