@prefix n9j: <http://data.loterre.fr/ark:/67375/N9J> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

n9j:-KS18C2Z3-4
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/National_Health_Interview_Survey> ;
  skos:definition "The National Health Interview Survey (NHIS) is one of a family of health surveys conducted by the National Center for Health Statistics (NCHS), the U.S. government's health statistics agency. The NHIS was authorized in 1956 by an act of Congress, the National Health Survey Act, which stipulated that the NCHS was to supply continuing survey and special studies for protected, precise, and current statistics on illness and disability in the United States. [Source: Encyclopedia of Health & Aging; National Health Interview Survey]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-TQ0RTPNV-B, n9j:-RFH9RZ0N-9 ;
  skos:prefLabel "National Health Interview Survey"@en .

n9j:-RFH9RZ0N-9
  skos:prefLabel "epidemiologic data"@en ;
  a skos:Concept ;
  skos:narrower n9j:-KS18C2Z3-4 .

n9j: a skos:ConceptScheme .
n9j:-TQ0RTPNV-B
  skos:prefLabel "studies of aging"@en ;
  a skos:Concept ;
  skos:narrower n9j:-KS18C2Z3-4 .

n9j:-concepts
  a isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member n9j:-KS18C2Z3-4 .