<xs:complexType name="ConceptIdType">
    <xs:annotation>
        <xs:documentation>The type for a preferred unambiguous identifier for the concept.</xs:documentation>
    </xs:annotation>
    <xs:attribute name="qcode" type="QCodeType">
        <xs:annotation>
            <xs:documentation>A qualified code which identifies a concept - either the  qcode or the uri attribute MUST be used</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="uri" type="IRIType" use="optional">
        <xs:annotation>
            <xs:documentation>A URI which identifies a concept - either the  qcode or the uri attribute MUST be used</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="created" type="DateOptTimeType" use="optional">
        <xs:annotation>
            <xs:documentation>The date (and, optionally, the time) when the concept identifier was created.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="retired" type="DateOptTimeType" use="optional">
        <xs:annotation>
            <xs:documentation>The date (and, optionally, the time) after which the concept identifier should not be applied as the value of a property anymore.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:anyAttribute namespace="##other" processContents="lax" />
</xs:complexType>

• ConceptIdType
• nsB:conceptId