@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix ns1: <http://purl.org/spar/pro/> .
@prefix ns2: <http://purl.org/spar/datacite/> .
@prefix ns3: <http://purl.org/vocab/frbr/core#> .
@prefix ns4: <http://prismstandard.org/namespaces/basic/2.0/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<> dcterms:license <https://creativecommons.org/publicdomain/zero/1.0/legalcode> .

<https://w3id.org/oc/meta/br/0680466261> a <http://purl.org/spar/fabio/Expression>,
        <http://purl.org/spar/fabio/JournalArticle> ;
    rdfs:label "br 0680466261" ;
    ns4:publicationDate "2017-07-06"^^xsd:date ;
    dcterms:title "Polydrug Abuse Among Opioid Maintenance Treatment Patients Is Related To Inadequate Dose Of Maintenance Treatment Medicine" ;
    ns2:hasIdentifier <https://w3id.org/oc/meta/id/061204305913>,
        <https://w3id.org/oc/meta/id/062801263433>,
        <https://w3id.org/oc/meta/id/0680524644> ;
    ns1:isDocumentContextFor <https://w3id.org/oc/meta/ar/06801790204>,
        <https://w3id.org/oc/meta/ar/06801790205>,
        <https://w3id.org/oc/meta/ar/06801790206>,
        <https://w3id.org/oc/meta/ar/06801790207> ;
    ns3:partOf <https://w3id.org/oc/meta/br/0680466577> .