title: An interview with Robert N. Butler, M.D., director, National Institute on Aging.
mesh_terms: D000368:Aged; D000375:Aging; D001291:Attitude of Health Personnel; D003695:Delivery of Health Care; D006666:History of Medicine; D006761:Hospitals; D006801:Humans; D006278:Medicare; D008605:Mental Health Services; D009313:National Health Programs; D009316:National Institutes of Health (U.S.); D009735:Nursing Homes; D012106:Research; D014481:United States