1. UC Davis Health, Sacramento, CA, USA
2. Beth Israel Deaconess Medical Center, Brookline, MA, USA
3. Boston Medical Center, Boston, MA, USA
4. Highland Hospital, Oakland, CA, USA
5. Massachusetts General Hospital, Boston, MA, USA
6. Medical University of South Carolina Health, Charleston, SC, USA
7. Regional One Health, Memphis, TN, USA
8. UCI Health, Orange, CA, USA
9. UC San Diego Health, San Diego, CA, USA
10. UC San Francisco Health, San Francisco, CA, USA
11. UCLA Health, Los Angeles, CA, USA
12. University of Illinois Hospital & Health Sciences System, Chicago, IL, USA
13. University of Michigan Health System, Ann Arbor, MI, USA