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HTML is good for debugging, but is unsuitable for application use.
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To see the non HTML representation of the XML format, set format=xml.
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<?xml version="1.0"?>
<api>
  <query-continue>
    <alllinks galcontinue="Comparing_Two_Models_of_99mTc-HMPAO_Uptake_in_the_Lungs:_Is_a_Compartmental_Model_Sufficient_to_Reliably_Estimate_Key_Physiological_Parameters|511" />
  </query-continue>
  <query>
    <pages>
      <page pageid="1" ns="0" title="Main Page" />
      <page pageid="17" ns="0" title="Summer 2011 Projects" />
      <page pageid="19" ns="0" title="Summer 2009 Projects" />
      <page pageid="436" ns="2" title="User:Llsmith6" />
      <page pageid="460" ns="0" title="Summer 2014 Projects" />
      <page pageid="763" ns="0" title="Summer 2020 Projects" />
      <page pageid="834" ns="0" title="Summer 2021 Projects" />
      <page pageid="848" ns="2" title="User:ANoecker" />
    </pages>
  </query>
</api>