1. Brigham and Women’s Hospital/MCPHS University, Boston, MA
2. University of Florida Health–Jacksonville, Jacksonville, FL
3. University of Arkansas for Medical Sciences, Little Rock, AR
4. IU Health Methodist, Indianapolis, IN
5. Beaumont Hospital–Royal Oak, Royal Oak, MI
6. Henry Ford Hospital, Detroit, MI
7. VA Medical Center, Ann Arbor, MI
8. St. Mary’s of Michigan, Saginaw, MI
9. Duke University Hospital, Durham, NC
10. Medical and Cardiothoracic ICU, Duke University Medical Center, Durham, NC
11. NeuroICU, NewYork-Presbyterian Hospital, Columbia University Medical Center, New York, NY
12. Roper St. Francis Health Care, Charleston, SC
13. Loyola University Medical Center, Maywood, IL
14. UPMC Presbyterian, Pittsburgh, PA
15. Frederick Memorial Hospital, Frederick, MD
16. Hospital of Central Connecticut, New Britain, CT
17. Doctors Hospital OhioHealth, Columbus, OH