1. Lillehei Heart Institute and Cardiovascular Division Department of Medicine University of Minnesota Medical School Minneapolis Minnesota USA
2. Center for Cardiac Arrest Prevention Department of Cardiology Cedars‐Sinai Smidt Heart Institute Los Angeles California USA
3. Division of Epidemiology and Community Health University of Minnesota Minneapolis Minnesota USA
4. Department of Radiology Mayo Clinic Rochester Minnesota USA
5. Department of Neurology Johns Hopkins University School of Medicine Baltimore Maryland USA
6. Department of Epidemiology Johns Hopkins Bloomberg School of Public Health Baltimore Maryland USA
7. The Memory Impairment and Neurodegenerative Dementia Center University of Mississippi Medical Center Jackson Mississippi USA
8. Department of Epidemiology Division of Public Health Sciences Wake Forest University School of Medicine Winston‐Salem North Carolina USA
9. Department of Epidemiology Rollins School of Public Health Emory University Atlanta Georgia USA