longitudinal study of aging
definition: In 1956, Congress enacted Public Law 84-652, the National Health Survey Act (NHSA), mandating development and implementation of an annual health survey of the civilian noninstitutionalized population of the United States. The NHSA called for a program of surveys to evaluate the nation's health. [Source: Encyclopedia of Health & Aging; Longitudinal Study of Aging]
broader: studies of aging
type: Concept

concepts
type: Collection
type: ConceptGroup
member: longitudinal study of aging

studies of aging
type: Concept
narrower: longitudinal study of aging