<xs:schema targetNamespace="http://ltsc.ieee.org/xsd/LOM/extend"
           xmlns="http://ltsc.ieee.org/xsd/LOM/extend"
           xmlns:lom="http://ltsc.ieee.org/xsd/LOM"
           xmlns:xs="http://www.w3.org/2001/XMLSchema"
           elementFormDefault="qualified"
           version="IEEE LTSC LOM XML 1.0">

  <xs:annotation>
    <xs:documentation>
       This work is licensed under the Creative Commons Attribution-ShareAlike
       License.  To view a copy of this license, see the file license.txt,
       visit http://creativecommons.org/licenses/by-sa/2.0 or send a letter to
       Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.
    </xs:documentation>

    <xs:documentation>
       This component schema defines the XML Schema content model groups customElements 
       and customAttributes to support validation of extension XML elements and attributes. 

       This component XSD should be used if extensions are to be supported in LOM 
       XML instances.
    </xs:documentation>
    <xs:documentation>
        *****************************************************************************
        **                                                                         ** 
        ** NOTE THIS CHANGE HISTORY IS USED TO DOCUMENT CHANGES TO THE XML SCHEMA  **
        ** DEFINITION DURING THE BALLOTING PROCESS.  THIS CHANGE HISTORY WILL BE   **
        ** REMOVED ONCE THE FINAL VERSION OF THE STANDARD IS PUBLISHED.  A NEW     **
        ** CHANGE HISTORY WILL BE INCLUDED TO INDICATE THE INITIAL RELEASE THAT    **
        ** MAPS TO THE FINAL STANDARD.                                             **
        **                                                                         **
        *****************************************************************************
        **                           CHANGE HISTORY                                **
        *****************************************************************************
        ** 03/15/2004:  1)Updated annoation describing purpose and design of the   **
        **                XSD.                                                     **
        **                                                                         **
        ** 08/24/2004:  1)Updated the Creative Commons Licensing agreement to      **
        **                reference the Attribution-ShareAlike 2.0                 **
        **                                                                         **
        ** 09/27/2004   1)Updated file documentation to correspond with working    **
        **                draft 3.                                                 **
        **              2)Added the customAttributes declaration to support        **
        **                attribute extensions to all LOM data elements.           **
        *****************************************************************************
    </xs:documentation>
  </xs:annotation>

  <xs:import namespace = "http://ltsc.ieee.org/xsd/LOM" schemaLocation = "../healthcarelom.xsd"/>

  <!-- Model group declarations -->

  <xs:group name="customElements">
    <xs:choice>
      <xs:group ref="lom:customElements"/>
    </xs:choice>
  </xs:group>

  <xs:attributeGroup name="customAttributes">
     <xs:anyAttribute namespace="##other" processContents="lax" /> 
  </xs:attributeGroup>

</xs:schema>