1 Department of Bioengineering and Halicioglu Data Science Institute, University of California, San Diego, 9500 Gilman Drive MC 0412, La Jolla, CA, 92093-0412, USA. bsmarr@eng.ucsd.edu.
2 Division of Cardiology, School of Medicine, University of California, San Francisco, San Francisco, USA.
3 Health Data Architect, Science Team, Oura, San Francisco, USA.
4 Osher Center for Integrative Medicine, University of California San Francisco, San Francisco, USA.
5 Department of Management, Baruch College, CUNY, New York and preValio LLC, Minneapolis, USA.
6 School of Medicine, University of California, San Francisco, San Francisco, USA.
7 Department of Psychiatry, University of California, San Francisco, San Francisco, USA.