ion<a class="copiable-link" href="#Description-57"> &para;</a></span></h4>

<p>Data which show the effect of two soporific drugs (increase in hours of sleep
compared to control) on 10 patients.
</p>
<h4 class="subsubheading" id="Format-56"><span>Format<a class="copiable-link" href="#Format-56"> &para;</a></span></h4>

<dl class="table">
<dt><code class="code">id</code></dt>
<dd><p>Patient ID.
</p></dd>
<dt><code class="code">group</code></dt>
<dd><p>Drug given.
</p></dd>
<dt><code class="code">extra</code><