COVID-19 FHIR Profile Library IG Informative Version
1.0.0 - Informative United States of America flag

COVID-19 FHIR Profile Library IG Informative Version, published by HL7 International - Clinical Information Modeling Initiative. This is not an authorized publication; it is the continuous build for version 1.0.0). This version is based on the current content of https://github.com/HL7/fhir-COVID19Library-ig/ and changes regularly. See the Directory of published versions

Extension: ExposureType - TTL Profile

Active as of 2022-07-25

TTL representation of the exposure-type extension.

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@prefix fhir: <http://hl7.org/fhir/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

# - resource -------------------------------------------------------------------

 a fhir:StructureDefinition;
  fhir:nodeRole fhir:treeRoot;
  fhir:Resource.id [ fhir:value "exposure-type"];
  fhir:DomainResource.text [
     fhir:Narrative.status [ fhir:value "extensions" ];
     fhir:Narrative.div "<div xmlns=\"http://www.w3.org/1999/xhtml\"><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;\"><tr style=\"border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top\"><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"The logical name of the element\">Name</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Information about the use of the element\">Flags</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Minimum and Maximum # of times the the element can appear in the instance\">Card.</a></th><th style=\"width: 100px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Reference to the type of the element\">Type</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Additional information about the element\">Description &amp; Constraints</a><span style=\"float: right\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Legend for this format\"><img src=\"http://hl7.org/fhir/R4/help16.png\" alt=\"doco\" style=\"background-color: inherit\"/></a></span></th></tr><tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-exposure-type-definitions.html#Extension\" title=\"An extension to record the manner in which an individual was exposed to a contagion or substance.\">Extension</a><a name=\"Extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">0</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">*</span></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Exposure Type</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_extension_simple.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> <span style=\"text-decoration:line-through\">extension</span><a name=\"Extension.extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"text-decoration:line-through\"/><span style=\"text-decoration:line-through\">0</span><span style=\"text-decoration:line-through\">..</span><span style=\"text-decoration:line-through\">0</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-exposure-type-definitions.html#Extension.url\">url</a><a name=\"Extension.url\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">1</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"color: darkgreen\">&quot;http://hl7.org/fhir/us/covid19library/StructureDefinition/exposure-type&quot;</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck12.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_slice.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Slice Definition\" class=\"hierarchy\"/> <a style=\"font-style: italic\" href=\"StructureDefinition-exposure-type-definitions.html#Extension.value[x]\">value[x]</a><a name=\"Extension.value_x_\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"font-style: italic\"/><span style=\"opacity: 0.5; font-style: italic\">0</span><span style=\"opacity: 0.5; font-style: italic\">..</span><span style=\"opacity: 0.5; font-style: italic\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"font-style: italic\" href=\"http://hl7.org/fhir/R4/datatypes.html#CodeableConcept\">CodeableConcept</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5; font-style: italic\">Value of extension</span><br style=\"font-style: italic\"/><span style=\"font-weight:bold; font-style: italic\">Slice: </span><span style=\"font-style: italic\">Unordered, Open by type:$this</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck00.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-exposure-type-definitions.html#Extension.valueCodeableConcept\">valueCodeableConcept</a><a name=\"Extension.valueCodeableConcept\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#CodeableConcept\">CodeableConcept</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">Value of extension</span><br/><span style=\"font-weight:bold\">Binding: </span><a href=\"ValueSet-exposure-type-la-value-set.html\">Exposure Type LOINC Answer Value Set</a> (<a href=\"http://hl7.org/fhir/R4/terminologies.html#extensible\" title=\"To be conformant, the concept in this element SHALL be from the specified value set if any of the codes within the value set can apply to the concept being communicated.  If the value set does not cover the concept (based on human review), alternate codings (or, data type allowing, text) may be included instead.\">extensible</a>)</td></tr>\r\n<tr><td colspan=\"5\" class=\"hierarchy\"><br/><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Legend for this format\"><img src=\"http://hl7.org/fhir/R4/help16.png\" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>"
  ];
  fhir:StructureDefinition.url [ fhir:value "http://hl7.org/fhir/us/covid19library/StructureDefinition/exposure-type"];
  fhir:StructureDefinition.version [ fhir:value "1.0.0"];
  fhir:StructureDefinition.name [ fhir:value "ExposureType"];
  fhir:StructureDefinition.title [ fhir:value "Exposure Type"];
  fhir:StructureDefinition.status [ fhir:value "active"];
  fhir:StructureDefinition.date [ fhir:value "2022-07-25T12:22:40+00:00"^^xsd:dateTime];
  fhir:StructureDefinition.publisher [ fhir:value "HL7 International - Clinical Information Modeling Initiative"];
  fhir:StructureDefinition.contact [
     fhir:index 0;
     fhir:ContactDetail.name [ fhir:value "HL7 International - Clinical Information Modeling Initiative" ];
     fhir:ContactDetail.telecom [
       fhir:index 0;
       fhir:ContactPoint.system [ fhir:value "url" ];
       fhir:ContactPoint.value [ fhir:value "http://hl7.org/Special/committees/cimi" ]     ]
  ], [
     fhir:index 1;
     fhir:ContactDetail.name [ fhir:value "Logica" ];
     fhir:ContactDetail.telecom [
       fhir:index 0;
       fhir:ContactPoint.system [ fhir:value "url" ];
       fhir:ContactPoint.value [ fhir:value "https://www.logicahealth.org/" ]     ]
  ], [
     fhir:index 2;
     fhir:ContactDetail.name [ fhir:value "HL7" ];
     fhir:ContactDetail.telecom [
       fhir:index 0;
       fhir:ContactPoint.system [ fhir:value "url" ];
       fhir:ContactPoint.value [ fhir:value "https://www.hl7.org" ]     ]
  ];
  fhir:StructureDefinition.description [ fhir:value "An extension to record the manner in which an individual was exposed to a contagion or substance."];
  fhir:StructureDefinition.jurisdiction [
     fhir:index 0;
     fhir:CodeableConcept.coding [
       fhir:index 0;
       fhir:Coding.system [ fhir:value "urn:iso:std:iso:3166" ];
       fhir:Coding.code [ fhir:value "US" ];
       fhir:Coding.display [ fhir:value "United States of America" ]     ]
  ];
  fhir:StructureDefinition.copyright [ fhir:value "HL7 International & Logica Health, all rights reserved Creative Commons License"];
  fhir:StructureDefinition.fhirVersion [ fhir:value "4.0.1"];
  fhir:StructureDefinition.mapping [
     fhir:index 0;
     fhir:StructureDefinition.mapping.identity [ fhir:value "rim" ];
     fhir:StructureDefinition.mapping.uri [ fhir:value "http://hl7.org/v3" ];
     fhir:StructureDefinition.mapping.name [ fhir:value "RIM Mapping" ]
  ];
  fhir:StructureDefinition.kind [ fhir:value "complex-type"];
  fhir:StructureDefinition.abstract [ fhir:value "false"^^xsd:boolean];
  fhir:StructureDefinition.context [
     fhir:index 0;
     fhir:StructureDefinition.context.type [ fhir:value "element" ];
     fhir:StructureDefinition.context.expression [ fhir:value "Element" ]
  ];
  fhir:StructureDefinition.type [ fhir:value "Extension"];
  fhir:StructureDefinition.baseDefinition [
     fhir:value "http://hl7.org/fhir/StructureDefinition/Extension";
     fhir:link <http://hl7.org/fhir/StructureDefinition/Extension>
  ];
  fhir:StructureDefinition.derivation [ fhir:value "constraint"];
  fhir:StructureDefinition.snapshot [
     fhir:StructureDefinition.snapshot.element [
       fhir:index 0;
       fhir:Element.id [ fhir:value "Extension" ];
       fhir:ElementDefinition.path [ fhir:value "Extension" ];
       fhir:ElementDefinition.short [ fhir:value "Exposure Type" ];
       fhir:ElementDefinition.definition [ fhir:value "An extension to record the manner in which an individual was exposed to a contagion or substance." ];
       fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
       fhir:ElementDefinition.max [ fhir:value "*" ];
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Extension" ];
         fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
         fhir:ElementDefinition.base.max [ fhir:value "*" ]       ];
       fhir:ElementDefinition.condition [
         fhir:value "ele-1";
         fhir:index 0       ];
       fhir:ElementDefinition.constraint [
         fhir:index 0;
         fhir:ElementDefinition.constraint.key [ fhir:value "ele-1" ];
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
         fhir:ElementDefinition.constraint.human [ fhir:value "All FHIR elements must have a @value or children" ];
         fhir:ElementDefinition.constraint.expression [ fhir:value "hasValue() or (children().count() > id.count())" ];
         fhir:ElementDefinition.constraint.xpath [ fhir:value "@value|f:*|h:div" ];
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Element";
           fhir:link <http://hl7.org/fhir/StructureDefinition/Element>         ]       ], [
         fhir:index 1;
         fhir:ElementDefinition.constraint.key [ fhir:value "ext-1" ];
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
         fhir:ElementDefinition.constraint.human [ fhir:value "Must have either extensions or value[x], not both" ];
         fhir:ElementDefinition.constraint.expression [ fhir:value "extension.exists() != value.exists()" ];
         fhir:ElementDefinition.constraint.xpath [ fhir:value "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" ];
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Extension";
           fhir:link <http://hl7.org/fhir/StructureDefinition/Extension>         ]       ];
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ]     ], [
       fhir:index 1;
       fhir:Element.id [ fhir:value "Extension.id" ];
       fhir:ElementDefinition.path [ fhir:value "Extension.id" ];
       fhir:ElementDefinition.representation [
         fhir:value "xmlAttr";
         fhir:index 0       ];
       fhir:ElementDefinition.short [ fhir:value "Unique id for inter-element referencing" ];
       fhir:ElementDefinition.definition [ fhir:value "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." ];
       fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
       fhir:ElementDefinition.max [ fhir:value "1" ];
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Element.id" ];
         fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
         fhir:ElementDefinition.base.max [ fhir:value "1" ]       ];
       fhir:ElementDefinition.type [
         fhir:index 0;
         fhir:Element.extension [
           fhir:index 0;
           fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type" ];
           fhir:Extension.valueUrl [ fhir:value "string" ]         ];
         fhir:ElementDefinition.type.code [ fhir:value "http://hl7.org/fhirpath/System.String" ]       ];
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ];
       fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ];
       fhir:ElementDefinition.mapping [
         fhir:index 0;
         fhir:ElementDefinition.mapping.identity [ fhir:value "rim" ];
         fhir:ElementDefinition.mapping.map [ fhir:value "n/a" ]       ]     ], [
       fhir:index 2;
       fhir:Element.id [ fhir:value "Extension.extension" ];
       fhir:ElementDefinition.path [ fhir:value "Extension.extension" ];
       fhir:ElementDefinition.slicing [
         fhir:ElementDefinition.slicing.discriminator [
           fhir:index 0;
           fhir:ElementDefinition.slicing.discriminator.type [ fhir:value "value" ];
           fhir:ElementDefinition.slicing.discriminator.path [ fhir:value "url" ]         ];
         fhir:ElementDefinition.slicing.description [ fhir:value "Extensions are always sliced by (at least) url" ];
         fhir:ElementDefinition.slicing.rules [ fhir:value "open" ]       ];
       fhir:ElementDefinition.short [ fhir:value "Extension" ];
       fhir:ElementDefinition.definition [ fhir:value "An Extension" ];
       fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
       fhir:ElementDefinition.max [ fhir:value "0" ];
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Element.extension" ];
         fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
         fhir:ElementDefinition.base.max [ fhir:value "*" ]       ];
       fhir:ElementDefinition.type [
         fhir:index 0;
         fhir:ElementDefinition.type.code [ fhir:value "Extension" ]       ];
       fhir:ElementDefinition.constraint [
         fhir:index 0;
         fhir:ElementDefinition.constraint.key [ fhir:value "ele-1" ];
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
         fhir:ElementDefinition.constraint.human [ fhir:value "All FHIR elements must have a @value or children" ];
         fhir:ElementDefinition.constraint.expression [ fhir:value "hasValue() or (children().count() > id.count())" ];
         fhir:ElementDefinition.constraint.xpath [ fhir:value "@value|f:*|h:div" ];
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Element";
           fhir:link <http://hl7.org/fhir/StructureDefinition/Element>         ]       ], [
         fhir:index 1;
         fhir:ElementDefinition.constraint.key [ fhir:value "ext-1" ];
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
         fhir:ElementDefinition.constraint.human [ fhir:value "Must have either extensions or value[x], not both" ];
         fhir:ElementDefinition.constraint.expression [ fhir:value "extension.exists() != value.exists()" ];
         fhir:ElementDefinition.constraint.xpath [ fhir:value "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])" ];
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Extension";
           fhir:link <http://hl7.org/fhir/StructureDefinition/Extension>         ]       ];
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ];
       fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ]     ], [
       fhir:index 3;
       fhir:Element.id [ fhir:value "Extension.url" ];
       fhir:ElementDefinition.path [ fhir:value "Extension.url" ];
       fhir:ElementDefinition.representation [
         fhir:value "xmlAttr";
         fhir:index 0       ];
       fhir:ElementDefinition.short [ fhir:value "identifies the meaning of the extension" ];
       fhir:ElementDefinition.definition [ fhir:value "Source of the definition for the extension code - a logical name or a URL." ];
       fhir:ElementDefinition.comment [ fhir:value "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." ];
       fhir:ElementDefinition.min [ fhir:value "1"^^xsd:nonNegativeInteger ];
       fhir:ElementDefinition.max [ fhir:value "1" ];
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Extension.url" ];
         fhir:ElementDefinition.base.min [ fhir:value "1"^^xsd:nonNegativeInteger ];
         fhir:ElementDefinition.base.max [ fhir:value "1" ]       ];
       fhir:ElementDefinition.type [
         fhir:index 0;
         fhir:Element.extension [
           fhir:index 0;
           fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type" ];
           fhir:Extension.valueUrl [ fhir:value "uri" ]         ];
         fhir:ElementDefinition.type.code [ fhir:value "http://hl7.org/fhirpath/System.String" ]       ];
       fhir:ElementDefinition.fixedUri [ fhir:value "http://hl7.org/fhir/us/covid19library/StructureDefinition/exposure-type" ];
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ];
       fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ];
       fhir:ElementDefinition.mapping [
         fhir:index 0;
         fhir:ElementDefinition.mapping.identity [ fhir:value "rim" ];
         fhir:ElementDefinition.mapping.map [ fhir:value "N/A" ]       ]     ], [
       fhir:index 4;
       fhir:Element.id [ fhir:value "Extension.value[x]" ];
       fhir:ElementDefinition.path [ fhir:value "Extension.value[x]" ];
       fhir:ElementDefinition.slicing [
         fhir:ElementDefinition.slicing.discriminator [
           fhir:index 0;
           fhir:ElementDefinition.slicing.discriminator.type [ fhir:value "type" ];
           fhir:ElementDefinition.slicing.discriminator.path [ fhir:value "$this" ]         ];
         fhir:ElementDefinition.slicing.ordered [ fhir:value "false"^^xsd:boolean ];
         fhir:ElementDefinition.slicing.rules [ fhir:value "closed" ]       ];
       fhir:ElementDefinition.short [ fhir:value "Value of extension" ];
       fhir:ElementDefinition.definition [ fhir:value "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list)." ];
       fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
       fhir:ElementDefinition.max [ fhir:value "1" ];
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Extension.value[x]" ];
         fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
         fhir:ElementDefinition.base.max [ fhir:value "1" ]       ];
       fhir:ElementDefinition.type [
         fhir:index 0;
         fhir:ElementDefinition.type.code [ fhir:value "CodeableConcept" ]       ];
       fhir:ElementDefinition.constraint [
         fhir:index 0;
         fhir:ElementDefinition.constraint.key [ fhir:value "ele-1" ];
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
         fhir:ElementDefinition.constraint.human [ fhir:value "All FHIR elements must have a @value or children" ];
         fhir:ElementDefinition.constraint.expression [ fhir:value "hasValue() or (children().count() > id.count())" ];
         fhir:ElementDefinition.constraint.xpath [ fhir:value "@value|f:*|h:div" ];
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Element";
           fhir:link <http://hl7.org/fhir/StructureDefinition/Element>         ]       ];
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ];
       fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ];
       fhir:ElementDefinition.mapping [
         fhir:index 0;
         fhir:ElementDefinition.mapping.identity [ fhir:value "rim" ];
         fhir:ElementDefinition.mapping.map [ fhir:value "N/A" ]       ]     ], [
       fhir:index 5;
       fhir:Element.id [ fhir:value "Extension.value[x]:valueCodeableConcept" ];
       fhir:ElementDefinition.path [ fhir:value "Extension.value[x]" ];
       fhir:ElementDefinition.sliceName [ fhir:value "valueCodeableConcept" ];
       fhir:ElementDefinition.short [ fhir:value "Value of extension" ];
       fhir:ElementDefinition.definition [ fhir:value "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list)." ];
       fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
       fhir:ElementDefinition.max [ fhir:value "1" ];
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Extension.value[x]" ];
         fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
         fhir:ElementDefinition.base.max [ fhir:value "1" ]       ];
       fhir:ElementDefinition.type [
         fhir:index 0;
         fhir:ElementDefinition.type.code [ fhir:value "CodeableConcept" ]       ];
       fhir:ElementDefinition.constraint [
         fhir:index 0;
         fhir:ElementDefinition.constraint.key [ fhir:value "ele-1" ];
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
         fhir:ElementDefinition.constraint.human [ fhir:value "All FHIR elements must have a @value or children" ];
         fhir:ElementDefinition.constraint.expression [ fhir:value "hasValue() or (children().count() > id.count())" ];
         fhir:ElementDefinition.constraint.xpath [ fhir:value "@value|f:*|h:div" ];
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Element";
           fhir:link <http://hl7.org/fhir/StructureDefinition/Element>         ]       ];
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ];
       fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ];
       fhir:ElementDefinition.binding [
         fhir:ElementDefinition.binding.strength [ fhir:value "extensible" ];
         fhir:ElementDefinition.binding.valueSet [
           fhir:value "http://hl7.org/fhir/us/covid19library/ValueSet/exposure-type-la-value-set";
           fhir:link <http://hl7.org/fhir/us/covid19library/ValueSet/exposure-type-la-value-set>         ]       ];
       fhir:ElementDefinition.mapping [
         fhir:index 0;
         fhir:ElementDefinition.mapping.identity [ fhir:value "rim" ];
         fhir:ElementDefinition.mapping.map [ fhir:value "N/A" ]       ]     ]
  ];
  fhir:StructureDefinition.differential [
     fhir:StructureDefinition.differential.element [
       fhir:index 0;
       fhir:Element.id [ fhir:value "Extension" ];
       fhir:ElementDefinition.path [ fhir:value "Extension" ];
       fhir:ElementDefinition.short [ fhir:value "Exposure Type" ];
       fhir:ElementDefinition.definition [ fhir:value "An extension to record the manner in which an individual was exposed to a contagion or substance." ]     ], [
       fhir:index 1;
       fhir:Element.id [ fhir:value "Extension.extension" ];
       fhir:ElementDefinition.path [ fhir:value "Extension.extension" ];
       fhir:ElementDefinition.max [ fhir:value "0" ]     ], [
       fhir:index 2;
       fhir:Element.id [ fhir:value "Extension.url" ];
       fhir:ElementDefinition.path [ fhir:value "Extension.url" ];
       fhir:ElementDefinition.fixedUri [ fhir:value "http://hl7.org/fhir/us/covid19library/StructureDefinition/exposure-type" ]     ], [
       fhir:index 3;
       fhir:Element.id [ fhir:value "Extension.value[x]" ];
       fhir:ElementDefinition.path [ fhir:value "Extension.value[x]" ];
       fhir:ElementDefinition.slicing [
         fhir:ElementDefinition.slicing.discriminator [
           fhir:index 0;
           fhir:ElementDefinition.slicing.discriminator.type [ fhir:value "type" ];
           fhir:ElementDefinition.slicing.discriminator.path [ fhir:value "$this" ]         ];
         fhir:ElementDefinition.slicing.ordered [ fhir:value "false"^^xsd:boolean ];
         fhir:ElementDefinition.slicing.rules [ fhir:value "open" ]       ];
       fhir:ElementDefinition.type [
         fhir:index 0;
         fhir:ElementDefinition.type.code [ fhir:value "CodeableConcept" ]       ]     ], [
       fhir:index 4;
       fhir:Element.id [ fhir:value "Extension.valueCodeableConcept" ];
       fhir:ElementDefinition.path [ fhir:value "Extension.valueCodeableConcept" ];
       fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
       fhir:ElementDefinition.max [ fhir:value "1" ];
       fhir:ElementDefinition.binding [
         fhir:ElementDefinition.binding.strength [ fhir:value "extensible" ];
         fhir:ElementDefinition.binding.valueSet [
           fhir:value "http://hl7.org/fhir/us/covid19library/ValueSet/exposure-type-la-value-set";
           fhir:link <http://hl7.org/fhir/us/covid19library/ValueSet/exposure-type-la-value-set>         ]       ]     ]
  ].

# - ontology header ------------------------------------------------------------

 a owl:Ontology;
  owl:imports fhir:fhir.ttl.