CEASED".</li>
                <li><strong>disease_free_survival_months</strong>:  Disease free survival, in months.</li>
                <li><strong>disease_free_survival_status</strong>:  Disease free survival status, usually indicated as "0" -> "DiseaseFree" or "1" -> "Recurred/Progressed".</li>
                <li><strong>age_at_diagnosis</strong>:  Age at diagnosis.</li>
            </ul>
        </td>
    </tr>
    <tr>
        <td>Example</td>
        <td><a href="webservice.do?cmd=getClinicalData&amp