1. Wake Forest School of Medicine, Winston Salem, NC, USA
2. Department of Neurology, University of Miami Miller School of Medicine, Miami, FL, USA
3. Department of Anesthesiology, Duke University Medical Center, Durham, NC, USA
4. Department of Anesthesiology, University of Colorado, Denver, CO, USA
5. School of Nursing, University of Michigan, Ann Arbor, MI, USA
6. Division of Women’s Health, Brigham and Women’s Hospital, Boston, MA, USA
7. Baltimore Veterans Administration Medical Center and Department of Neurology, University of Maryland School of Medicine, Baltimore, MD, USA
8. Department of Emergency Medicine, Alpert Medical School of Brown University, Providence, RI, USA
9. Department of Neurology, University of Texas at Houston, Houston, TX, USA
10. Stroke Program, University of Michigan, Ann Arbor, MI, USA
11. Department of Epidemiology and Biostatistics, Michigan State University, Lansing, MI, USA