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

n9j:-CMF6KT4N-T
  skos:prefLabel "panel studies"@en ;
  skos:broader n9j:-DWPCMDGH-L, n9j:-B5M3C333-W, n9j:-XTXBPVRQ-N ;
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/panel_studies> ;
  skos:inScheme n9j: ;
  skos:definition "Panel studies involve a special type of reflexive control, which means that the target subjects who receive an intervention are compared to themselves by use of before and after measurements. Panel studies are a repeated-measures design and typically use survey methods for data collection, although interviews and other qualitative data collection methods may also be involved. [Source: Encyclopedia of Evaluation; Panel Studies]"@en ;
  skos:narrower n9j:-G4D7L4JQ-8, n9j:-JJPC7C6W-4 ;
  a skos:Concept .

n9j:-methods
  a isothes:ConceptGroup ;
  skos:prefLabel "methods"@en ;
  skos:member n9j:-CMF6KT4N-T .

n9j: a skos:ConceptScheme .
n9j:-G4D7L4JQ-8
  skos:prefLabel "time-series design"@en ;
  a skos:Concept ;
  skos:broader n9j:-CMF6KT4N-T .

n9j:-XTXBPVRQ-N
  skos:prefLabel "quantitative data collection"@en ;
  a skos:Concept ;
  skos:narrower n9j:-CMF6KT4N-T .

n9j:-JJPC7C6W-4
  skos:prefLabel "attrition"@en ;
  a skos:Concept ;
  skos:broader n9j:-CMF6KT4N-T .

n9j:-DWPCMDGH-L
  skos:prefLabel "historical research"@en ;
  a skos:Concept ;
  skos:narrower n9j:-CMF6KT4N-T .

n9j:-B5M3C333-W
  skos:prefLabel "research design"@en ;
  a skos:Concept ;
  skos:narrower n9j:-CMF6KT4N-T .