@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/drug_enforcement>
  skos:prefLabel "drug enforcement"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/drug_testing_of_employees> .

<https://concepts.sagepub.com/social-science/concept/drug_testing_of_employees>
  skos:definition "Drug use became a serious concern in the workplace during the 1980s. Companies involved in the oil, chemical, and nuclear industry as well as travel and transportation sectors, became areas of concern especially when accidents occurred causing deaths and immense financial ramifications. [Source: <a href=\"https://sk.sagepub.com/reference/lawenforcement/n255.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Law Enforcement; Drug Testing of Employees</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/personnel_issues>, <https://concepts.sagepub.com/social-science/concept/drug_enforcement> ;
  skos:prefLabel "drug testing of employees"@en ;
  a skos:Concept .

<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/drug_testing_of_employees> .

<https://concepts.sagepub.com/social-science/concept/personnel_issues>
  skos:prefLabel "personnel issues"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/drug_testing_of_employees> .