/a>.</li>
          <li>If elements providing additional information about either the radio group or each radio button are present, those elements are referenced by the <code>radiogroup</code> element or <code>radio</code> elements with the <a href="#aria-describedby" class="property-reference">aria-describedby</a> property.</li>
        </ul>
      </section>
    </main>
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