<status value="draft" /> <date value="2020-05-26" /> <publisher value="Graphnet Health Ltd" /> <contact> <telecom> <system value="email" /> <value value="product@graphnethealth.com" /> <use value="work" /> </telecom> </contact> <description value="Used to represent the focal patient for Encounters when integrating with the Graphnet Beacon Notifications system" /> <purpose value="Used to represent the focal patient for Encounters when integrating with the Graphnet Beacon Notifications system" /> <copyright value="Copyright © 2020 Graphnet Health" /> <fhirVersion value="3.0.2" /> <kind value="resource" /> <abstract value="false" /> <type value="Patient" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Patient" /> <derivation value="constraint" /> <differential> <element id="Patient.identifier"> <path value="Patient.identifier" /> <slicing> <discriminator> <type value="value" /> <path value="system" /> </discriminator> <rules value="open" /> </slicing> <min value="1" /> </element> <element id="Patient.identifier:NHSNumber"> <path value="Patient.identifier" /> <sliceName value="NHSNumber" /> <max value="1" /> </element> <element id="Patient.identifier:NHSNumber.system"> <path value="Patient.identifier.system" /> <short value="The namespace for the NHS NUmber" /> <min value="1" /> <fixedUri value="https://fhir.nhs.uk/Id/nhs-number" /> </element> <element id="Patient.identifier:NHSNumber.value"> <path value="Patient.identifier.value" /> <min value="1" /> </element> <element id="Patient.animal"> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name"> <valueString value="Animal" /> </extension> <path value="Patient.animal" /> <max value="0" /> </element> </differential> </StructureDefinition>