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      <marc:subfield code="a">New and emerging drug threats in Canada : </marc:subfield>
      <marc:subfield code="b">fentanyl precursors.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">[Ottawa] : </marc:subfield>
      <marc:subfield code="b">Government of Canada = Gouvernement du Canada, </marc:subfield>
      <marc:subfield code="c">December 2025.</marc:subfield>
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      <marc:subfield code="c">©2025</marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: Drogues nouvelles et émergentes au Canada : précurseurs du fentanyl.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Includes bibliographical references (page 9).</marc:subfield>
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      <marc:subfield code="a">"The aim of this report is to describe trends in fentanyl precursor identifications in Canada, highlighting changes in precursor use, regulatory actions, and evidence of domestic synthetic opioid production to inform public health and enforcement responses"--Aim, page 1.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="z">Canada.</marc:subfield>
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      <marc:subfield code="a">Fentanyl</marc:subfield>
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      <marc:subfield code="z">Canada.</marc:subfield>
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      <marc:subfield code="a">Drug traffic</marc:subfield>
      <marc:subfield code="z">Canada.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Health Canada, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="t">Drogues nouvelles et émergentes au Canada : </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.951559</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.25 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2026/sc-hc/H139-91-2025-eng.pdf</marc:subfield>
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      <marc:subfield code="q">HTML</marc:subfield>
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      <marc:subfield code="u">https://www.canada.ca/en/health-canada/services/publications/healthy-living/new-emerging-drug-threats-canada-fentanyl-precursors.html</marc:subfield>
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      <marc:subfield code="a">250085</marc:subfield>
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