 title='Restrict delete:&#10;Parent cannot be deleted if children exist'>R</span></td>
                                            </tr>
                                            <tr>
                                                <td title="eis_data.test_id references test_meta.test_id via maccor_fra_data_test_id_to_testdata_meta"><a href='eis_data.html'>eis_data</a><span class='relatedKey'>.test_id</span></td>
                                                <td class="constraint detail">maccor_fra_data