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      <marc:subfield code="a">H144-42/2-2017E-PDF</marc:subfield>
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      <marc:subfield code="a">Residential indoor air quality guideline </marc:subfield>
      <marc:subfield code="h">[electronic resource] : </marc:subfield>
      <marc:subfield code="b">science assessment document : acetaldehyde / </marc:subfield>
      <marc:subfield code="c">Water and Air Quality Bureau, Healthy Environments and Consumer Safety Branch.</marc:subfield>
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      <marc:subfield code="a">Guideline for acetaldehyde in residential indoor air : </marc:subfield>
      <marc:subfield code="b">science assessment document</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Ottawa : </marc:subfield>
      <marc:subfield code="b">Health Canada, </marc:subfield>
      <marc:subfield code="c">2017.</marc:subfield>
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      <marc:subfield code="a">77 p. : </marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: Ligne directrice sur la qualité de l’air intérieur résidentiel : document d’évaluation scientifique : acétaldéhyde.</marc:subfield>
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      <marc:subfield code="a">"Publication date: July 2017."</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (p. 52-62).</marc:subfield>
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      <marc:subfield code="a">"The present document reviews the epidemiological, toxicological, and exposure research on acetaldehyde, as well as the conclusions from a number of comprehensive reviews from internationally recognized health and environmental organizations. The document places an emphasis on research published since the most recent comprehensive review, and proposes new short- and long-term indoor air exposure limits. This document also shows that, when compared to the newly proposed guidelines, levels in Canadian houses do not present a health risk"--Executive summary, p. 9.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="t">Ligne directrice sur la qualité de l’air intérieur résidentiel </marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">2.03 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2018/sc-hc/H144-42-2-2017-eng.pdf</marc:subfield>
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