1. From University of Texas Health Science Center, San Antonio, Texas; The Zena and Michael A. Weiner Cardiovascular Institute, Mount Sinai School of Medicine, New York, New York; Hennepin County Medical Center, University of Minnesota Medical School, Minneapolis, Minnesota; University of Washington and Axio Research Corporation, Seattle, Washington; University of Texas School of Pharmacy, Austin, Texas; and National Institute of Neurological Disorders and Stroke, Bethesda, Maryland.