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                	    	<h1 class="title" id="page-title">Citation tools</h1>
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    <span class='highwire-cite-authors'><span class="nlm-surname">Duvoisin</span>, <span class="nlm-given-names">B</span>, and <span class="nlm-given-names">A</span> <span class="nlm-surname">Agrifoglio</span>.</span>
      <span class="highwire-cite-title">"Prevalence of ethmoid sinus abnormalities on brain CT of asymptomatic adults.."</span>    <span class='highwire-cite-journal'>American Journal of Neuroradiology</span>
  <span class='highwire-cite-volume-issue'><span class="highwire-cite-volume">10</span>.<span class="highwire-cite-issue">3</span></span>
  <span class='highwire-cite-year'>(1989):</span>
  <span class='highwire-cite-pages'>599-601</span>.
  <span class='highwire-cite-year'>Web. 07 Sept2025.</span>
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