-	Type of the Referral Transaction.
- 	Value must be one of the following:
-	Referral = for a new electronic referral transaction
-	Cancellation = for cancelling an electronic referral transaction
-	Discharge = for discharging a patient

<xs:simpleType name="ReferralType">
    <xs:annotation>
        <xs:documentation>
        -	Type of the Referral Transaction.
        - 	Value must be one of the following:
        -	Referral = for a new electronic referral transaction
        -	Cancellation = for cancelling an electronic referral transaction
        -	Discharge = for discharging a patient
      </xs:documentation>
    </xs:annotation>
    <xs:restriction base="xs:string">
        <xs:enumeration value="Referral" />
        <xs:enumeration value="Cancellation" />
        <xs:enumeration value="Discharge" />
    </xs:restriction>
</xs:simpleType>