@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/vascular_headache>
  skos:narrower <https://concepts.sagepub.com/social-science/concept/migraines>, <https://concepts.sagepub.com/social-science/concept/cluster_headache> ;
  skos:exactMatch <https://id.nlm.nih.gov/mesh/D014653.html> ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/cerebrovascular_disorders> ;
  skos:prefLabel "vascular headache"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/migraines>
  skos:prefLabel "migraines"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/vascular_headache> .

<https://concepts.sagepub.com/social-science/concept/cluster_headache>
  skos:prefLabel "cluster headache"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/vascular_headache> .

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

<https://concepts.sagepub.com/social-science/concept/cerebrovascular_disorders>
  skos:prefLabel "cerebrovascular disorders"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/vascular_headache> .