1. Divisions of Hospital Internal Medicine; Mayo Clinic; Rochester Minnesota
2. Health Care Policy and Research; Mayo Clinic; Rochester Minnesota
3. Division of Biomedical Statistics and Informatics; Mayo Clinic; Rochester Minnesota
4. Mayo Medical School; Mayo Clinic; Rochester Minnesota
5. Department of Orthopedic Surgery; Mayo Clinic; Rochester Minnesota
6. Department of Medicine; Texas Tech University; Lubbock Texas
7. Division of Epidemiology; Department of Health Sciences Research; Mayo Clinic; Rochester Minnesota
8. Division of Cardiovascular Diseases; Department of Medicine; Mayo Clinic; Rochester Minnesota