1. Division of General Medicine, Beth Israel Deaconess Medical Center, Boston, Massachusetts (L.M.W.)
2. Division of General Medicine, Beth Israel Deaconess Medical Center, and Harvard Medical School, Boston, Massachusetts (S.J.H., M.A.S., J.L.C., E.R.M.)
3. Division of Geriatrics, University of California, San Francisco, and Geriatrics and Extended Care, San Francisco VA Health Care System, San Francisco, California (M.A.S.)
4. Division of General Internal Medicine, University of Pittsburgh, and Center for Health Equity Research and Promotion (CHERP), VA Pittsburgh Healthcare System, Pittsburgh, Pennsylvania (T.S.A.).