1. Division of Cardiology, Northwestern University, Feinberg School of Medicine, 201 East Huron Street, Suite 10-240, Chicago, IL 60611-2957
2. Krannert Institute of Cardiology, Indiana University School of Medicine, 1800 North Capitol Street, E475, Indianapolis, IN 46202
3. LDS Hospital Cardiology, 8th Avenue & C Street, Salt Lake City, UT 84143
4. University of California–San Francisco, 3333 California Street, Suite 445, San Francisco, CA 94118
5. Duke Center for Cerebrovascular Disease, Duke University Medical Center, Bryan Research Boulevard, Room 201A, Durham, NC 27710-3651
6. Duke University Medical Center, Box 3504, Durham, NC 27702-3504
7. University of Chicago, Section of Cardiology, Mail Code 6080, Room B-608, 5841 S. Maryland Avenue, Chicago, IL 60637-1463
8. John Hopkins Hospital, Division of Cardiology, Blalock 524, 600 N. Wolfe Street, Baltimore, MD 21287
9. American Heart Association, 7272 Greenville Avenue, Dallas, TX 75231