title: Research epidemiology as a growth industry at the National Institute on Aging.
mesh_terms: D000368:Aged; D000375:Aging; D003710:Demography; D004812:Epidemiologic Methods; D006306:Health Surveys; D006801:Humans; D008137:Longitudinal Studies; D009316:National Institutes of Health (U.S.); D014481:United States