@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

<https://concepts.sagepub.com/social-science/concept/reproducibility_of_results>
  skos:prefLabel "reproducibility of results"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/matched-pair_analysis>
  skos:prefLabel "matched-pair analysis"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/control_groups>
  skos:prefLabel "control groups"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/sensitivity_and_specificity>
  skos:prefLabel "sensitivity and specificity"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/crossover_studies>
  skos:prefLabel "crossover studies"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/single-blind_method>
  skos:prefLabel "single-blind method"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/double-blind_method>
  skos:prefLabel "double-blind method"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design>
  skos:narrower <https://concepts.sagepub.com/social-science/concept/lost_to_follow-up>, <https://concepts.sagepub.com/social-science/concept/crossover_studies>, <https://concepts.sagepub.com/social-science/concept/control_groups>, <https://concepts.sagepub.com/social-science/concept/meta-analysis_as_topic>, <https://concepts.sagepub.com/social-science/concept/random_allocation>, <https://concepts.sagepub.com/social-science/concept/genome-wide_association_study>, <https://concepts.sagepub.com/social-science/concept/sensitivity_and_specificity>, <https://concepts.sagepub.com/social-science/concept/single-blind_method>, <https://concepts.sagepub.com/social-science/concept/matched-pair_analysis>, <https://concepts.sagepub.com/social-science/concept/reproducibility_of_results>, <https://concepts.sagepub.com/social-science/concept/sample_size>, <https://concepts.sagepub.com/social-science/concept/double-blind_method> ;
  skos:exactMatch <https://id.nlm.nih.gov/mesh/D015340.html> ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_methods> ;
  a skos:Concept ;
  skos:prefLabel "epidemiologic research design"@en .

<https://concepts.sagepub.com/social-science/concept/meta-analysis_as_topic>
  skos:prefLabel "meta-analysis as topic"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/genome-wide_association_study>
  skos:prefLabel "genome-wide association study"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/lost_to_follow-up>
  skos:prefLabel "lost to follow-up"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/random_allocation>
  skos:prefLabel "random allocation"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/epidemiologic_methods>
  skos:prefLabel "epidemiologic methods"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/sample_size>
  skos:prefLabel "sample size"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .

<https://concepts.sagepub.com/social-science/concept/conceptgroup/methods>
  a skos:Collection, isothes:ConceptGroup ;
  skos:prefLabel "methods"@en ;
  skos:member <https://concepts.sagepub.com/social-science/concept/epidemiologic_research_design> .