National Cerebral and Cardiovascular Center Research Institute - Department of Preventive Medicine and Epidemiology, National Cerebral and Cardiovascular Center Research Institute, National Cerebral and Cardiovascular Center Research Institute - Department of Preventive Medicine and Epidemiology, University of Michigan at Ann Arbor, Louisiana State University, Baton Rouge, Emory University, Methodist Charlton Medical Center, Cleveland Clinic, National Cerebral and Cardiovascular Center Research Institute - Department of Biostatistics and University of Michigan at Ann Arbor - Department of Emergency Medicine

University of Massachusetts, University of Michigan at Ann Arbor - University of Michigan Medical School, University of Michigan at Ann Arbor - School of Nursing, University of Michigan at Ann Arbor - Department of Emergency Medicine, University of Michigan at Ann Arbor, University of Michigan at Ann Arbor - University of Michigan Medical School, University of Michigan at Ann Arbor - University of Michigan Medical School, University of Michigan at Ann Arbor - University of Michigan Medical School, University of Michigan at Ann Arbor, University of Michigan at Ann Arbor, University of Michigan at Ann Arbor - University of Michigan Medical School, University of Michigan at Ann Arbor - University of Michigan Medical School and University of Michigan at Ann Arbor - Department of Emergency Medicine