code>pred</code>, <code>low</code> and <code>upp</code>.</p>
    </div>
    <div id="author">
    <h2>Author</h2>
    <p>Dimitris Rizopoulos <a href="mailto:d.rizopoulos@erasmusmc.nl">d.rizopoulos@erasmusmc.nl</a></p>
    </div>
    <div id="see-also">
    <h2>See also</h2>
    <div class="dont-index"><p><code><a href="mixed_model.html">mixed_model</a></code>,
<code><a href="marginal_coefs.html">marginal_coefs</a></code></p></div>
    </div>

    <div id="ref-examples">
    <h2>Examples</h2>
    <div class=