ss">Standards Status</a>:<!--!ns!--><a href="versions.html#std-process">Informative</a></td></tr></table>
<pre>
POST [base]/ValueSet/$expand HTTP/1.1
Content-Type: application/fhir+xml

&lt;!-- 
   This is an example of an operation request for a value set 
   expansion where the value set is submitted on the fly 
--&gt;
&lt;Parameters xmlns=&quot;http://hl7.org/fhir&quot;&gt;
  &lt;parameter&gt;
    &lt;name value=&quot;filter&quot;/&gt;
    &lt;valueString name=&quot;abdo&quot;/&gt;
  &lt;/pa