Samuel T Edwards1,2, Bruce E Landon3,4. 1. Section of General Internal Medicine, Veterans Affairs Portland Health Care System, Portland, Oregon. 2. Division of General Internal Medicine and Geriatrics, Oregon Health & Science University, Portland, Oregon. 3. Department of Health Care Policy, Harvard Medical School, Harvard University, Boston, Massachusetts. 4. Division of General Medicine and Primary Care, Beth Israel Deaconess Medical Center, Boston, Massachusetts.