1. Brigham and Women's Hospital and Harvard Medical SchoolBoston Massachusetts
2. Harvard T. H. Chan School of Public HealthBoston Massachusetts
3. Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts, and BiogenCambridge Massachusetts
4. VA Palo Alto Healthcare System and Stanford University School of MedicinePalo Alto California
5. Partners HealthcareCharlestown Massachusetts
6. Shanghai Jiao Tong UniversityShanghai China
7. The Wharton School, University of PennsylvaniaPhiladelphia