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

n9j:-JS6913BS-F
  skos:prefLabel "randomized control trials"@en ;
  a skos:Concept ;
  skos:narrower n9j:-N1MQ0H85-R .

n9j:-methods
  a isothes:ConceptGroup ;
  skos:prefLabel "methods"@en ;
  skos:member n9j:-N1MQ0H85-R .

n9j:-FLQS01VW-H
  skos:prefLabel "secondary data analysis"@en ;
  a skos:Concept ;
  skos:narrower n9j:-N1MQ0H85-R .

n9j: a skos:ConceptScheme .
n9j:-KQGL1T68-J
  skos:prefLabel "synthesis"@en ;
  a skos:Concept ;
  skos:narrower n9j:-N1MQ0H85-R .

n9j:-CBQ7DBK4-6
  skos:prefLabel "systematic reviews"@en ;
  a skos:Concept ;
  skos:narrower n9j:-N1MQ0H85-R .

n9j:-N1MQ0H85-R
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/Cochrane_Collaboration> ;
  skos:definition "A group of medical researchers who conducts systematic reviews (∗meta-analyses) of the research literature in medicine and make them available both to the public and to other researchers and medical practitioners. It is the model for a similar group in the social sciences, the ∗Campbell Collaboration. [Source: Dictionary of Statistics & Methodology; Cochrane Collaboration]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-JS6913BS-F, n9j:-CBQ7DBK4-6, n9j:-KQGL1T68-J, n9j:-FLQS01VW-H ;
  skos:prefLabel "Cochrane Collaboration"@en .