{ "description": "Common standardised set of data to be included in COVID-19 test result certificates", "_filename": "StructureDefinition-CovidTestCertificate.json", "package_name": "hitstdio.tw.fhir.dcc", "date": "2021-08-17T11:14:28+08:00", "derivation": "specialization", "publisher": "Giorgio Cangioli - modified by HITSTD Lab", "fhirVersion": "4.0.1", "jurisdiction": [ { "text": "Taiwan", "coding": [ { "code": "158", "system": "urn:iso:std:iso:3166" } ] } ], "name": "CovidTestCertificate", "mapping": [ { "uri": "http://hitstdio.ntunhs.edu.tw/fhir", "name": "FHIR", "identity": "fhir" }, { "uri": "http://hl7.org/v3", "name": "RIM Mapping", "identity": "rim" } ], "abstract": false, "type": "CovidTestCertificate", "experimental": "true", "resourceType": "StructureDefinition", "title": "DCC Test Result data model(TW)", "package_version": "0.0.1", "snapshot": { "element": [ { "constraint": [ { "key": "ele-1", "human": "All FHIR elements must have a @value or children", "xpath": "@value|f:*|h:div", "source": "http://hl7.org/fhir/StructureDefinition/Element", "severity": "error", "expression": "hasValue() or (children().count() > id.count())" } ], "path": "CovidTestCertificate", "min": 1, "definition": "Common standardised set of data to be included in COVID-19 test result certificates", "isModifier": false, "short": "COVID-19 test result certificate", "mapping": [ { "map": "n/a", "identity": "rim" } ], "max": "1", "id": "CovidTestCertificate", "condition": [ "ele-1" ], "base": { "max": "*", "min": 0, "path": "Element" } }, { "path": "CovidTestCertificate.id", "min": 0, "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "isModifier": false, "short": "Unique id for inter-element referencing", "mapping": [ { "map": "n/a", "identity": "rim" } ], "type": [ { "code": "http://hl7.org/fhirpath/System.String", "extension": [ { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl": "string" } ] } ], "representation": [ "xmlAttr" ], "max": "1", "id": "CovidTestCertificate.id", "base": { "max": "1", "min": 0, "path": "Element.id" }, "isSummary": false }, { "constraint": [ { "key": "ele-1", "human": "All FHIR elements must have a @value or children", "xpath": "@value|f:*|h:div", "source": "http://hl7.org/fhir/StructureDefinition/Element", "severity": "error", "expression": "hasValue() or (children().count() > id.count())" }, { "key": "ext-1", "human": "Must have either extensions or value[x], not both", "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source": "http://hl7.org/fhir/StructureDefinition/Extension", "severity": "error", "expression": "extension.exists() != value.exists()" } ], "path": "CovidTestCertificate.extension", "min": 0, "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.", "isModifier": false, "short": "Additional content defined by implementations", "mapping": [ { "map": "n/a", "identity": "rim" } ], "slicing": { "rules": "open", "description": "Extensions are always sliced by (at least) url", "discriminator": [ { "path": "url", "type": "value" } ] }, "type": [ { "code": "Extension" } ], "alias": [ "extensions", "user content" ], "max": "*", "id": "CovidTestCertificate.extension", "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.", "base": { "max": "*", "min": 0, "path": "Element.extension" }, "isSummary": false }, { "path": "CovidTestCertificate.subject", "min": 1, "definition": "Person identification", "short": "Person identification", "mapping": [ { "map": "Composition.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Composition-dgc').subject", "identity": "fhir" }, { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').subject", "identity": "fhir" } ], "type": [ { "code": "BackboneElement" } ], "max": "1", "id": "CovidTestCertificate.subject", "base": { "max": "1", "min": 1, "path": "CovidTestCertificate.subject" } }, { "path": "CovidTestCertificate.subject.name", "min": 1, "definition": "The legal name of the tested person. Surname(s) and forename(s), in that order.", "short": "Person name", "mapping": [ { "map": "Patient.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Patient-dgc').name", "identity": "fhir" } ], "type": [ { "code": "HumanName" } ], "max": "*", "id": "CovidTestCertificate.subject.name", "base": { "max": "*", "min": 1, "path": "CovidTestCertificate.subject.name" } }, { "path": "CovidTestCertificate.subject.identifier", "min": 0, "definition": "An identifier of the tested person, according to the policies applicable in each country. Examples: citizen ID and/or document number (ID-card/passport).", "short": "Person identifier", "mapping": [ { "map": "Patient.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Patient-dgc').identifier", "identity": "fhir" } ], "type": [ { "code": "Identifier" } ], "max": "*", "id": "CovidTestCertificate.subject.identifier", "base": { "max": "*", "min": 0, "path": "CovidTestCertificate.subject.identifier" } }, { "path": "CovidTestCertificate.subject.birthDate", "min": 0, "definition": "Tested person’s date of birth. Mandatory if no Person identifier is provided. Complete date, without time, following the ISO 8601.", "short": "Person date of birth", "mapping": [ { "map": "Patient.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Patient-dgc').birthDate", "identity": "fhir" } ], "type": [ { "code": "dateTime" } ], "max": "1", "id": "CovidTestCertificate.subject.birthDate", "base": { "max": "1", "min": 0, "path": "CovidTestCertificate.subject.birthDate" } }, { "id": "CovidTestCertificate.test", "max": "1", "min": 1, "base": { "max": "1", "min": 1, "path": "CovidTestCertificate.test" }, "path": "CovidTestCertificate.test", "type": [ { "code": "BackboneElement" } ], "short": "Test information", "definition": "COVID-19 Test information" }, { "path": "CovidTestCertificate.test.targetDisease", "min": 1, "definition": "Disease or agent targeted", "short": "Disease or agent targeted", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').code", "identity": "fhir" } ], "type": [ { "code": "CodeableConcept" } ], "max": "1", "id": "CovidTestCertificate.test.targetDisease", "base": { "max": "1", "min": 1, "path": "CovidTestCertificate.test.targetDisease" } }, { "path": "CovidTestCertificate.test.type", "min": 1, "definition": "Description of the type of test that was conducted, e.g. NAAT or rapid antigen test. LOINC, NPU", "short": "Type of test", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').method.coding:typeOfTest", "identity": "fhir" } ], "type": [ { "code": "CodeableConcept" } ], "max": "1", "id": "CovidTestCertificate.test.type", "base": { "max": "1", "min": 1, "path": "CovidTestCertificate.test.type" } }, { "path": "CovidTestCertificate.test.name", "min": 0, "definition": "Commercial or brand name of the test. (optional for NAAT)", "short": "Test name", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').method.text", "identity": "fhir" } ], "type": [ { "code": "string" } ], "max": "1", "id": "CovidTestCertificate.test.name", "base": { "max": "1", "min": 0, "path": "CovidTestCertificate.test.name" } }, { "path": "CovidTestCertificate.test.manufacturer", "min": 0, "definition": "Legal manufacturer of the test. (optional for NAAT)", "short": "Test Manufacturer", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').method.coding:testManufacturer", "identity": "fhir" } ], "type": [ { "code": "Organization" } ], "max": "1", "id": "CovidTestCertificate.test.manufacturer", "base": { "max": "1", "min": 0, "path": "CovidTestCertificate.test.manufacturer" } }, { "path": "CovidTestCertificate.test.origin", "min": 0, "definition": "The type of sample that was taken (e.g. nasopharyngeal swab, oropharyngeal swab, nasal swab, saliva). SNOMED CT", "short": "Sample origin (optional)", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').method.coding:sampleOrigin", "identity": "fhir" } ], "type": [ { "code": "CodeableConcept" } ], "max": "1", "id": "CovidTestCertificate.test.origin", "base": { "max": "1", "min": 0, "path": "CovidTestCertificate.test.origin" } }, { "path": "CovidTestCertificate.test.dateTimeOfSample", "min": 1, "definition": "Date and time when the sample was collected. Complete date, with time and time zone, following ISO 8601", "short": "Date and time of the test sample collection", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').effectiveDateTime", "identity": "fhir" } ], "type": [ { "code": "dateTime" } ], "max": "1", "id": "CovidTestCertificate.test.dateTimeOfSample", "base": { "max": "1", "min": 1, "path": "CovidTestCertificate.test.dateTimeOfSample" } }, { "path": "CovidTestCertificate.test.dateTimeOfResult", "min": 0, "definition": "Date and time when the test result was produced. Complete date, with time and time zone, following ISO 8601", "short": "Date and time of the test result production", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').issued", "identity": "fhir" } ], "type": [ { "code": "dateTime" } ], "max": "1", "id": "CovidTestCertificate.test.dateTimeOfResult", "base": { "max": "1", "min": 0, "path": "CovidTestCertificate.test.dateTimeOfResult" } }, { "path": "CovidTestCertificate.test.value", "min": 1, "definition": "For example, negative, positive, inconclusive or void. SNOMED CT", "short": "Result of the test", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').valueCodeableConcept", "identity": "fhir" } ], "type": [ { "code": "CodeableConcept" } ], "max": "1", "id": "CovidTestCertificate.test.value", "base": { "max": "1", "min": 1, "path": "CovidTestCertificate.test.value" } }, { "path": "CovidTestCertificate.test.testingCenter", "min": 0, "definition": "Name/code of testing centre, facility or a health authority responsible for the testing event. Optional: address of the testing facility. (mandatory for NAAT)", "short": "Testing centre or facility", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').performer.reference(Organization)", "identity": "fhir" } ], "type": [ { "code": "CodeableConcept" } ], "max": "1", "id": "CovidTestCertificate.test.testingCenter", "base": { "max": "1", "min": 0, "path": "CovidTestCertificate.test.testingCenter" } }, { "path": "CovidTestCertificate.test.healthProfessional", "min": 0, "definition": "Name or health professional code responsible for conducting (and validating) the test. Surname(s) and forename(s), in that order.", "short": "Health Professional identification (optional)", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').performer.reference(Practitioner)", "identity": "fhir" } ], "type": [ { "code": "BackboneElement" } ], "max": "1", "id": "CovidTestCertificate.test.healthProfessional", "base": { "max": "1", "min": 0, "path": "CovidTestCertificate.test.healthProfessional" } }, { "path": "CovidTestCertificate.test.country", "min": 1, "definition": "The country in which the individual was tested. ISO 3166 Country Codes", "short": "Country where the test was taken", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').performer.reference(Organization)", "identity": "fhir" }, { "map": "Organization.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').address.country", "identity": "fhir" } ], "type": [ { "code": "CodeableConcept" } ], "max": "1", "id": "CovidTestCertificate.test.country", "base": { "max": "1", "min": 1, "path": "CovidTestCertificate.test.country" } }, { "id": "CovidTestCertificate.metadata", "max": "1", "min": 1, "base": { "max": "1", "min": 1, "path": "CovidTestCertificate.metadata" }, "path": "CovidTestCertificate.metadata", "type": [ { "code": "BackboneElement" } ], "short": "Test certificate metadata", "definition": "Test certificate metadata" }, { "path": "CovidTestCertificate.metadata.issuer", "min": 1, "definition": "Entity that issued the COVID-19 test result certificate (allowing to check the certificate).", "short": "Test result certificate issuer", "mapping": [ { "map": "Composition.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Composition-dgc').attester.party.reference(Organization)", "identity": "fhir" } ], "type": [ { "code": "BackboneElement" } ], "max": "1", "id": "CovidTestCertificate.metadata.issuer", "base": { "max": "1", "min": 1, "path": "CovidTestCertificate.metadata.issuer" } }, { "path": "CovidTestCertificate.metadata.identifier", "min": 1, "definition": "Reference of the COVID-19 test result certificate (unique identifier).", "short": "Test result certificate identifier", "mapping": [ { "map": "Bundle.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Bundle-dgc').identifier", "identity": "fhir" }, { "map": "Composition.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Composition-dgc').identifier", "identity": "fhir" } ], "type": [ { "code": "Identifier" } ], "max": "1", "id": "CovidTestCertificate.metadata.identifier", "base": { "max": "1", "min": 1, "path": "CovidTestCertificate.metadata.identifier" } } ] }, "status": "draft", "id": "f80e351f-6c96-4d8f-a508-ec649e9f99eb", "kind": "logical", "url": "http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/CovidTestCertificate", "version": "0.0.1", "differential": { "element": [ { "id": "CovidTestCertificate", "max": "1", "min": 1, "path": "CovidTestCertificate", "short": "COVID-19 test result certificate", "definition": "Common standardised set of data to be included in COVID-19 test result certificates" }, { "id": "CovidTestCertificate.subject", "max": "1", "min": 1, "path": "CovidTestCertificate.subject", "type": [ { "code": "BackboneElement" } ], "short": "Person identification", "mapping": [ { "map": "Composition.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Composition-dgc').subject", "identity": "fhir" }, { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').subject", "identity": "fhir" } ], "definition": "Person identification" }, { "id": "CovidTestCertificate.subject.name", "max": "*", "min": 1, "path": "CovidTestCertificate.subject.name", "type": [ { "code": "HumanName" } ], "short": "Person name", "mapping": [ { "map": "Patient.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Patient-dgc').name", "identity": "fhir" } ], "definition": "The legal name of the tested person. Surname(s) and forename(s), in that order." }, { "id": "CovidTestCertificate.subject.identifier", "max": "*", "min": 0, "path": "CovidTestCertificate.subject.identifier", "type": [ { "code": "Identifier" } ], "short": "Person identifier", "mapping": [ { "map": "Patient.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Patient-dgc').identifier", "identity": "fhir" } ], "definition": "An identifier of the tested person, according to the policies applicable in each country. Examples: citizen ID and/or document number (ID-card/passport)." }, { "id": "CovidTestCertificate.subject.birthDate", "max": "1", "min": 0, "path": "CovidTestCertificate.subject.birthDate", "type": [ { "code": "dateTime" } ], "short": "Person date of birth", "mapping": [ { "map": "Patient.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Patient-dgc').birthDate", "identity": "fhir" } ], "definition": "Tested person’s date of birth. Mandatory if no Person identifier is provided. Complete date, without time, following the ISO 8601." }, { "id": "CovidTestCertificate.test", "max": "1", "min": 1, "path": "CovidTestCertificate.test", "type": [ { "code": "BackboneElement" } ], "short": "Test information", "definition": "COVID-19 Test information" }, { "id": "CovidTestCertificate.test.targetDisease", "max": "1", "min": 1, "path": "CovidTestCertificate.test.targetDisease", "type": [ { "code": "CodeableConcept" } ], "short": "Disease or agent targeted", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').code", "identity": "fhir" } ], "definition": "Disease or agent targeted" }, { "id": "CovidTestCertificate.test.type", "max": "1", "min": 1, "path": "CovidTestCertificate.test.type", "type": [ { "code": "CodeableConcept" } ], "short": "Type of test", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').method.coding:typeOfTest", "identity": "fhir" } ], "definition": "Description of the type of test that was conducted, e.g. NAAT or rapid antigen test. LOINC, NPU" }, { "id": "CovidTestCertificate.test.name", "max": "1", "min": 0, "path": "CovidTestCertificate.test.name", "type": [ { "code": "string" } ], "short": "Test name", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').method.text", "identity": "fhir" } ], "definition": "Commercial or brand name of the test. (optional for NAAT)" }, { "id": "CovidTestCertificate.test.manufacturer", "max": "1", "min": 0, "path": "CovidTestCertificate.test.manufacturer", "type": [ { "code": "Organization" } ], "short": "Test Manufacturer", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').method.coding:testManufacturer", "identity": "fhir" } ], "definition": "Legal manufacturer of the test. (optional for NAAT)" }, { "id": "CovidTestCertificate.test.origin", "max": "1", "min": 0, "path": "CovidTestCertificate.test.origin", "type": [ { "code": "CodeableConcept" } ], "short": "Sample origin (optional)", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').method.coding:sampleOrigin", "identity": "fhir" } ], "definition": "The type of sample that was taken (e.g. nasopharyngeal swab, oropharyngeal swab, nasal swab, saliva). SNOMED CT" }, { "id": "CovidTestCertificate.test.dateTimeOfSample", "max": "1", "min": 1, "path": "CovidTestCertificate.test.dateTimeOfSample", "type": [ { "code": "dateTime" } ], "short": "Date and time of the test sample collection", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').effectiveDateTime", "identity": "fhir" } ], "definition": "Date and time when the sample was collected. Complete date, with time and time zone, following ISO 8601" }, { "id": "CovidTestCertificate.test.dateTimeOfResult", "max": "1", "min": 0, "path": "CovidTestCertificate.test.dateTimeOfResult", "type": [ { "code": "dateTime" } ], "short": "Date and time of the test result production", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').issued", "identity": "fhir" } ], "definition": "Date and time when the test result was produced. Complete date, with time and time zone, following ISO 8601" }, { "id": "CovidTestCertificate.test.value", "max": "1", "min": 1, "path": "CovidTestCertificate.test.value", "type": [ { "code": "CodeableConcept" } ], "short": "Result of the test", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').valueCodeableConcept", "identity": "fhir" } ], "definition": "For example, negative, positive, inconclusive or void. SNOMED CT" }, { "id": "CovidTestCertificate.test.testingCenter", "max": "1", "min": 0, "path": "CovidTestCertificate.test.testingCenter", "type": [ { "code": "CodeableConcept" } ], "short": "Testing centre or facility", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').performer.reference(Organization)", "identity": "fhir" } ], "definition": "Name/code of testing centre, facility or a health authority responsible for the testing event. Optional: address of the testing facility. (mandatory for NAAT)" }, { "id": "CovidTestCertificate.test.healthProfessional", "max": "1", "min": 0, "path": "CovidTestCertificate.test.healthProfessional", "type": [ { "code": "BackboneElement" } ], "short": "Health Professional identification (optional)", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').performer.reference(Practitioner)", "identity": "fhir" } ], "definition": "Name or health professional code responsible for conducting (and validating) the test. Surname(s) and forename(s), in that order." }, { "id": "CovidTestCertificate.test.country", "max": "1", "min": 1, "path": "CovidTestCertificate.test.country", "type": [ { "code": "CodeableConcept" } ], "short": "Country where the test was taken", "mapping": [ { "map": "Observation.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').performer.reference(Organization)", "identity": "fhir" }, { "map": "Organization.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Observation-dgc').address.country", "identity": "fhir" } ], "definition": "The country in which the individual was tested. ISO 3166 Country Codes" }, { "id": "CovidTestCertificate.metadata", "max": "1", "min": 1, "path": "CovidTestCertificate.metadata", "type": [ { "code": "BackboneElement" } ], "short": "Test certificate metadata", "definition": "Test certificate metadata" }, { "id": "CovidTestCertificate.metadata.issuer", "max": "1", "min": 1, "path": "CovidTestCertificate.metadata.issuer", "type": [ { "code": "BackboneElement" } ], "short": "Test result certificate issuer", "mapping": [ { "map": "Composition.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Composition-dgc').attester.party.reference(Organization)", "identity": "fhir" } ], "definition": "Entity that issued the COVID-19 test result certificate (allowing to check the certificate)." }, { "id": "CovidTestCertificate.metadata.identifier", "max": "1", "min": 1, "path": "CovidTestCertificate.metadata.identifier", "type": [ { "code": "Identifier" } ], "short": "Test result certificate identifier", "mapping": [ { "map": "Bundle.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Bundle-dgc').identifier", "identity": "fhir" }, { "map": "Composition.conformsTo('http://hitstdio.ntunhs.edu.tw/fhir/StructureDefinition/Composition-dgc').identifier", "identity": "fhir" } ], "definition": "Reference of the COVID-19 test result certificate (unique identifier)." } ] }, "contact": [ { "telecom": [ { "value": "mailto:hitstdio@gmail.com", "system": "email" } ] } ], "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Element" }