1. From the Geriatrics Research, Education, and Clinical Center (S.K.), James J. Peters Veterans Administration Medical Center, Bronx, NY; Departments of Health Policy (S.K., P.L.H., M.A.M.), Medicine (J.V.S., M.A.M.), Geriatrics and Adult Development (M.A.M.), and General Internal Medicine (S.K.), Mount Sinai School of Medicine, New York, NY.