media-model

<xsd:group name="media-model">
  <xsd:choice>
    <xsd:group ref="access.class"/>
    <xsd:group ref="abstract.class"/>
    <xsd:group ref="address-link.class"/>
    <xsd:group ref="caption.class"/>
    <xsd:group ref="id.class"/>
    <xsd:group ref="kwd-group.class"/>
    <xsd:group ref="label.class"/>
    <xsd:group ref="display-back-matter.class"/>
  </xsd:choice>
</xsd:group>