<xsd:group name="コード型-固有要素グループ">
    <xsd:sequence>
        <xsd:element ref="ic:コード種別" minOccurs="0" maxOccurs="1" />
        <xsd:element ref="ic:識別値" minOccurs="0" maxOccurs="1" />
        <xsd:element ref="ic:表記" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:上位コード" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:下位コード" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:関連コード" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:参照" minOccurs="0" maxOccurs="unbounded" />
    </xsd:sequence>
</xsd:group>