+
+ It depends on the first member, the type, which members are actually
+ relevant:<br>
+<br>
+<table cellpadding="2" cellspacing="2" border="1" width="100%">
+<tbody><tr>
+ <td valign="top" align="center"><b>Age_type</b><br>
+ </td>
+ <td valign="top" align="center"><b>Meaning</b><br>
+ </td>
+ <td valign="top" align="center"><b>Relevant members</b><br>
+ </td>
+ </tr>
+ <tr>
+ <td valign="top"><code>AGE_UNRECOGNIZED</code><br>
+ </td>
+ <td valign="top">format not recognized, full raw value in phrase<br>
+ </td>
+ <td valign="top">phrase<br>
+ </td>
+ </tr>
+ <tr>
+ <td valign="top"><code>AGE_CHILD</code><br>
+ </td>
+ <td valign="top">the indication 'CHILD'<br>
+ </td>
+ <td valign="top">mod<br>
+ </td>
+ </tr>
+ <tr>
+ <td valign="top"><code>AGE_INFANT</code><br>
+ </td>
+ <td valign="top">the indication 'INFANT'<br>
+ </td>
+ <td valign="top">mod<br>
+ </td>
+ </tr>
+ <tr>
+ <td valign="top"><code>AGE_STILLBORN</code><br>
+ </td>
+ <td valign="top">the indication 'STILLBORN'<br>
+ </td>
+ <td valign="top">mod<br>
+</td></tr><tr>
+ <td valign="top"><code>AGE_NUMERIC</code><br>
+ </td>
+ <td valign="top">an indication in years, months and/or days (each can be -1 if not given)<br>
+ </td>
+ <td valign="top">mod, years, months, days<br>
+ </td>
+ </tr>
+</tbody>
+</table>
+<br>
+The modifier can be one of the following:<br>
+<ul>
+<li><code> AGE_NO_MODIFIER</code> : no modifier</li><li><code>AGE_LESS_THAN</code><code></code> : the modifier '<' is added</li><li><code>AGE_GREATER_THAN </code>: the modifier '>' is added</li>
+</ul>
+<br>
+<h3><a name="xref_value"></a>struct xref_value</h3>
+