<xsd:complexType name="ORF_R04.ORDER.CONTENT"> <xsd:sequence> <xsd:element ref="ORC" minOccurs="0" maxOccurs="1" /> <xsd:element ref="OBR" minOccurs="1" maxOccurs="1" /> <xsd:element ref="NTE" minOccurs="0" maxOccurs="unbounded" /> <xsd:element ref="CTD" minOccurs="0" maxOccurs="1" /> <xsd:element ref="ORF_R04.OBSERVATION" minOccurs="1" maxOccurs="unbounded" /> <xsd:element ref="CTI" minOccurs="0" maxOccurs="unbounded" /> </xsd:sequence> </xsd:complexType>