1. Scientific Resource Center; VA Portland Health Care System; Portland Oregon USA
2. Evidence-based Synthesis Program Coordinating Center; VA Portland Health Care System; Portland Oregon USA
3. Internal Medicine and Geriatrics; Oregon Health & Science University; Portland Oregon USA
4. Neurology; Oregon Health & Science University; Portland Oregon USA
5. Department of Neurology; Harvard Medical School; Boston MA USA
6. Department of Cardiac Sciences; Libin Cardiovascular Institute, Cumming School of Medicine; Calgary Canada
7. Medicine, Medical Informatics & Clinical Epidemiology; Oregon Health Sciences University; Portland Oregon USA
8. Department of Hospital and Specialty Medicine; VA Portland Health Care System; Portland Oregon USA