1. Division of Hospital Internal Medicine; Mayo Clinic Health System; Austin Minnesota
2. Division of Cardiovascular Diseases; Mayo Clinic; Rochester Minnesota
3. Cardiovascular Division; Washington University School of Medicine; St. Louis Missouri
4. Department of Health Sciences Research; Mayo Clinic; Jacksonville Florida
5. Department of Health Sciences Research; Mayo Clinic; Rochester Minnesota
6. Department of Neurology; Mayo Clinic; Rochester Minnesota
7. Department of Pediatrics and Adolescent Medicine; Mayo Clinic; Rochester Minnesota