OpenEHR Base package
0.1.0 - First Draft
OpenEHR Base package
0.1.0 - First Draft
OpenEHR Base package, published by openEHR + HL7. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/openehr-fhir/base-spec/ and changes regularly. See the Directory of published versions
| Page standards status: Informative | Maturity Level: 3 |
XML representation of the DV-DATE-TIME logical model.
<StructureDefinition xmlns="http://hl7.org/fhir">
<id value="DV-DATE-TIME"/>
<text>
<status value="extensions"/>
<div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: StructureDefinition DV-DATE-TIME</b></p><a name="DV-DATE-TIME"> </a><a name="hcDV-DATE-TIME"> </a><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 : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="The logical name of the element">Name</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Information about the use of the element">Flags</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Minimum and Maximum # of times the element can appear in the instance">Card.</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px; width: 100px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Reference to the type of the element">Type</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Additional information about the element">Description & Constraints</a><span style="float: right"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format"><img src="data:image/png;base64,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" 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 : var(--ig-left,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-DV-DATE-TIME-definitions.html#DV_DATE_TIME" title="Represents an absolute point in time, specified to the second. Semantics defined by ISO 8601.
Used for recording a precise point in real world time, and for approximate time stamps, e.g. the origin of a `HISTORY` in an `OBSERVATION` which is only partially known.
">DV_DATE_TIME</a><a name="DV_DATE_TIME"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a style="padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold; color: #301212; background-color: #fdf4f4;; padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold; color: #301212; background-color: #fdf4f4;" href="http://hl7.org/fhir/R5/conformance-rules.html#constraints" title="This element has or is affected by constraints ( Value_valid )">C</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..*</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="StructureDefinition-DV-TEMPORAL.html">DV_TEMPORAL</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Represents an absolute point in time, specified to the second.<br/><br/>Elements defined in Ancestors:<a href="StructureDefinition-BASIC-DEFINITIONS.html" title="Carriage return character.">CR</a>, <a href="StructureDefinition-BASIC-DEFINITIONS.html" title="Line feed character.">LF</a>, <a href="StructureDefinition-OPENEHR-DEFINITIONS.html" title="Predefined terminology identifier to indicate it is local to the knowledge resource in which it occurs, e.g. an archetype">Local_terminology_id</a>, <a href="StructureDefinition-DV-ORDERED.html" title="Optional normal status indicator of value with respect to normal range for this value. Often included by lab, even if the normal range itself is not included. Coded by ordinals in series HHH, HH, H, (nothing), L, LL, LLL; see openEHR terminology group `normal_status`. ">normal_status</a>, <a href="StructureDefinition-DV-ORDERED.html" title="Optional normal range. ">normal_range</a>, <a href="StructureDefinition-DV-ORDERED.html" title="Optional tagged other reference ranges for this value in its particular measurement context.">other_reference_ranges</a>, <a href="StructureDefinition-DV-QUANTIFIED.html" title="Optional status of magnitude with values:
* `"="` : magnitude is a point value
* `"<"` : value is < magnitude
* `">"` : value is > magnitude
* `"<="` : value is <= magnitude
* `">="` : value is >= magnitude
* `"~"` : value is approximately magnitude
If not present, assumed meaning is `"="` .
">magnitude_status</a>, <a href="StructureDefinition-DV-QUANTIFIED.html" title="Accuracy of measurement. Exact form of expression determined in descendants.">accuracy</a>, <a href="StructureDefinition-DV-ABSOLUTE-QUANTITY.html">accuracy</a>, <a href="StructureDefinition-DV-TEMPORAL.html" title="Time accuracy, expressed as a duration.">accuracy</a><br class="constraint"/><span title="null" class="constraint">Constraints: </span><span style="font-weight:bold" title="Value valid" class="constraint">Value_valid</span><br/></td></tr>
<tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; 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_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-DV-DATE-TIME-definitions.html#DV_DATE_TIME.value" title="ISO8601 date/time string.">value</a><a name="DV_DATE_TIME.value"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#string">string</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">ISO8601 date/time string.</td></tr>
<tr><td colspan="5" class="hierarchy"><br/><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format"><img src="data:image/png;base64,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" alt="doco" style="background-color: inherit"/> Documentation for this format</a></td></tr></table></div>
</text>
<contained>
<OperationDefinition>
<id value="magnitude"/>
<name value="magnitude"/>
<title value="magnitude"/>
<status value="active"/>
<kind value="operation"/>
<description
value="Numeric value of the date/time as seconds since the calendar origin date/time `0001-01-01T00:00:00Z`.
"/>
<code value="magnitude"/>
<system value="false"/>
<instance value="true"/>
<parameter>
<name value="return"/>
<use value="out"/>
<min value="1"/>
<max value="1"/>
<type value="decimal"/>
</parameter>
</OperationDefinition>
</contained>
<contained>
<OperationDefinition>
<id value="add"/>
<name value="add"/>
<title value="add"/>
<status value="active"/>
<kind value="operation"/>
<description value="Addition of a Duration to this Date/time."/>
<code value="add"/>
<system value="false"/>
<instance value="true"/>
<parameter>
<name value="a_diff"/>
<use value="in"/>
<min value="1"/>
<max value="1"/>
<type value="Duration"/>
</parameter>
<parameter>
<name value="return"/>
<use value="out"/>
<min value="1"/>
<max value="1"/>
<type value="dateTime"/>
</parameter>
</OperationDefinition>
</contained>
<contained>
<OperationDefinition>
<id value="subtract"/>
<name value="subtract"/>
<title value="subtract"/>
<status value="active"/>
<kind value="operation"/>
<description value="Subtract a Duration from this Date/time."/>
<code value="subtract"/>
<system value="false"/>
<instance value="true"/>
<parameter>
<name value="a_diff"/>
<use value="in"/>
<min value="1"/>
<max value="1"/>
<type value="Duration"/>
</parameter>
<parameter>
<name value="return"/>
<use value="out"/>
<min value="1"/>
<max value="1"/>
<type value="dateTime"/>
</parameter>
</OperationDefinition>
</contained>
<contained>
<OperationDefinition>
<id value="diff"/>
<name value="diff"/>
<title value="diff"/>
<status value="active"/>
<kind value="operation"/>
<description value="Difference between this Date/time and `_other_`."/>
<code value="diff"/>
<system value="false"/>
<instance value="true"/>
<parameter>
<name value="other"/>
<use value="in"/>
<min value="1"/>
<max value="1"/>
<type value="dateTime"/>
</parameter>
<parameter>
<name value="return"/>
<use value="out"/>
<min value="1"/>
<max value="1"/>
<type value="Duration"/>
</parameter>
</OperationDefinition>
</contained>
<contained>
<OperationDefinition>
<id value="less_than"/>
<name value="less_than"/>
<title value="less_than"/>
<status value="active"/>
<kind value="operation"/>
<description
value="True if this date-time object is less than `_other_`, based on comparison of `_magnitude()_`. "/>
<code value="less_than"/>
<system value="false"/>
<instance value="true"/>
<parameter>
<name value="other"/>
<use value="in"/>
<min value="1"/>
<max value="1"/>
<type value="dateTime"/>
</parameter>
<parameter>
<name value="return"/>
<use value="out"/>
<min value="1"/>
<max value="1"/>
<type value="boolean"/>
</parameter>
</OperationDefinition>
</contained>
<contained>
<OperationDefinition>
<id value="is_strictly_comparable_to"/>
<name value="is_strictly_comparable_to"/>
<title value="is_strictly_comparable_to"/>
<status value="active"/>
<kind value="operation"/>
<description value="True, for any two Date/times."/>
<code value="is_strictly_comparable_to"/>
<system value="false"/>
<instance value="true"/>
<parameter>
<name value="other"/>
<use value="in"/>
<min value="1"/>
<max value="1"/>
<type value="dateTime"/>
</parameter>
<parameter>
<name value="return"/>
<use value="out"/>
<min value="1"/>
<max value="1"/>
<type value="boolean"/>
</parameter>
</OperationDefinition>
</contained>
<extension url="http://hl7.org/fhir/tools/StructureDefinition/web-source">
<valueUrl
value="https://specifications.openehr.org/releases/RM/Release-1.1.0/data_types.html#_dv_date_time_class"/>
</extension>
<extension
url="http://hl7.org/fhir/tools/StructureDefinition/type-operation">
<valueCanonical value="#magnitude"/>
</extension>
<extension
url="http://hl7.org/fhir/tools/StructureDefinition/type-operation">
<valueCanonical value="#add"/>
</extension>
<extension
url="http://hl7.org/fhir/tools/StructureDefinition/type-operation">
<valueCanonical value="#subtract"/>
</extension>
<extension
url="http://hl7.org/fhir/tools/StructureDefinition/type-operation">
<valueCanonical value="#diff"/>
</extension>
<extension
url="http://hl7.org/fhir/tools/StructureDefinition/type-operation">
<valueCanonical value="#less_than"/>
</extension>
<extension
url="http://hl7.org/fhir/tools/StructureDefinition/type-operation">
<valueCanonical value="#is_strictly_comparable_to"/>
</extension>
<extension
url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
<valueCode value="fhir"/>
</extension>
<extension url="http://hl7.org/fhir/tools/StructureDefinition/view-hint">
<valueCode value="element-view-as-leaf"/>
</extension>
<extension url="http://hl7.org/fhir/tools/StructureDefinition/view-hint">
<valueCode value="element-view-defns-parent"/>
</extension>
<extension url="http://hl7.org/fhir/tools/StructureDefinition/view-hint">
<valueCode value="element-view-replace-cardinality"/>
</extension>
<extension
url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
<valueInteger value="3">
<extension
url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
<valueCanonical
value="http://openehr.org/fhir/ImplementationGuide/openehr.base"/>
</extension>
</valueInteger>
</extension>
<extension
url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
<valueCode value="informative">
<extension
url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
<valueCanonical
value="http://openehr.org/fhir/ImplementationGuide/openehr.base"/>
</extension>
</valueCode>
</extension>
<url value="http://openehr.org/fhir/StructureDefinition/DV-DATE-TIME"/>
<version value="0.1.0"/>
<name value="DV_DATE_TIME"/>
<title value="DV_DATE_TIME"/>
<status value="active"/>
<experimental value="false"/>
<date value="2025-09-06T15:35:39+10:00"/>
<publisher value="openEHR + HL7"/>
<contact>
<telecom>
<system value="url"/>
<value value="http://www.openehr.org"/>
</telecom>
</contact>
<description
value="Represents an absolute point in time, specified to the second. Semantics defined by ISO 8601.
Used for recording a precise point in real world time, and for approximate time stamps, e.g. the origin of a `HISTORY` in an `OBSERVATION` which is only partially known.
"/>
<jurisdiction>
<coding>
<system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
<code value="001"/>
</coding>
</jurisdiction>
<fhirVersion value="5.0.0"/>
<mapping>
<identity value="rim"/>
<uri value="http://hl7.org/v3"/>
<name value="RIM Mapping"/>
</mapping>
<kind value="logical"/>
<abstract value="false"/>
<type value="http://openehr.org/fhir/StructureDefinition/DV_DATE_TIME"/>
<baseDefinition
value="http://openehr.org/fhir/StructureDefinition/DV-TEMPORAL"/>
<derivation value="specialization"/>
<snapshot>
<extension
url="http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version">
<valueString value="0.1.0"/>
</extension>
<element id="DV_DATE_TIME">
<path value="DV_DATE_TIME"/>
<short
value="Represents an absolute point in time, specified to the second."/>
<definition
value="Represents an absolute point in time, specified to the second. Semantics defined by ISO 8601.
Used for recording a precise point in real world time, and for approximate time stamps, e.g. the origin of a `HISTORY` in an `OBSERVATION` which is only partially known.
"/>
<min value="0"/>
<max value="*"/>
<base>
<path value="Base"/>
<min value="0"/>
<max value="*"/>
</base>
<constraint>
<key value="Other_reference_ranges_validity"/>
<severity value="error"/>
<human value="Other reference ranges validity must be present"/>
<expression
value="other_reference_ranges.exists() implies other_reference_ranges.empty().not()"/>
<source
value="http://openehr.org/fhir/StructureDefinition/DV-ORDERED"/>
</constraint>
<constraint>
<key value="Is_simple_validity"/>
<severity value="error"/>
<human
value="Is simple validity must satisfy conditional constraints"/>
<expression
value="(normal_range .empty() and other_reference_ranges .empty()) implies is_simple()"/>
<source
value="http://openehr.org/fhir/StructureDefinition/DV-ORDERED"/>
</constraint>
<constraint>
<key value="Normal_range_and_status_consistency"/>
<severity value="error"/>
<human value="Normal range and status consistency must be present"/>
<expression
value="(normal_range.exists() and normal_status.exists()) implies (normal_status.code_string.is_equal (“N”) xor normal_range.not().has (self))"/>
<source
value="http://openehr.org/fhir/StructureDefinition/DV-ORDERED"/>
</constraint>
<constraint>
<key value="Magnitude_status_valid"/>
<severity value="error"/>
<human value="Magnitude status valid must be present"/>
<expression
value="magnitude_status.exists() implies valid_magnitude_status() (magnitude_status)"/>
<source
value="http://openehr.org/fhir/StructureDefinition/DV-QUANTIFIED"/>
</constraint>
<constraint>
<key value="Value_valid"/>
<severity value="error"/>
<human value="Value valid"/>
<expression value="null # TODO: manual translation needed"/>
</constraint>
<isModifier value="false"/>
<mapping>
<identity value="rim"/>
<map value="n/a"/>
</mapping>
</element>
<element id="DV_DATE_TIME.CR">
<path value="DV_DATE_TIME.CR"/>
<short value="Carriage return character."/>
<definition value="Carriage return character."/>
<min value="1"/>
<max value="1"/>
<base>
<path value="BASIC_DEFINITIONS.CR"/>
<min value="1"/>
<max value="1"/>
</base>
<type>
<code value="string"/>
</type>
<isModifier value="false"/>
</element>
<element id="DV_DATE_TIME.LF">
<path value="DV_DATE_TIME.LF"/>
<short value="Line feed character."/>
<definition value="Line feed character."/>
<min value="1"/>
<max value="1"/>
<base>
<path value="BASIC_DEFINITIONS.LF"/>
<min value="1"/>
<max value="1"/>
</base>
<type>
<code value="string"/>
</type>
<isModifier value="false"/>
</element>
<element id="DV_DATE_TIME.Local-terminology-id">
<path value="DV_DATE_TIME.Local_terminology_id"/>
<short value="Predefined terminology identifier"/>
<definition
value="Predefined terminology identifier to indicate it is local to the knowledge resource in which it occurs, e.g. an archetype"/>
<min value="1"/>
<max value="1"/>
<base>
<path value="OPENEHR_DEFINITIONS.Local_terminology_id"/>
<min value="1"/>
<max value="1"/>
</base>
<type>
<code value="string"/>
</type>
<isModifier value="false"/>
</element>
<element id="DV_DATE_TIME.normal-status">
<path value="DV_DATE_TIME.normal_status"/>
<short
value="Optional normal status indicator of value with respect to normal range for this value."/>
<definition
value="Optional normal status indicator of value with respect to normal range for this value. Often included by lab, even if the normal range itself is not included. Coded by ordinals in series HHH, HH, H, (nothing), L, LL, LLL; see openEHR terminology group `normal_status`."/>
<min value="0"/>
<max value="1"/>
<base>
<path value="DV_ORDERED.normal_status"/>
<min value="0"/>
<max value="1"/>
</base>
<type>
<code
value="http://openehr.org/fhir/StructureDefinition/CODE-PHRASE"/>
</type>
<isModifier value="false"/>
</element>
<element id="DV_DATE_TIME.normal-range">
<path value="DV_DATE_TIME.normal_range"/>
<short value="Optional normal range."/>
<definition value="Optional normal range."/>
<min value="0"/>
<max value="1"/>
<base>
<path value="DV_ORDERED.normal_range"/>
<min value="0"/>
<max value="1"/>
</base>
<type>
<code
value="http://openehr.org/fhir/StructureDefinition/DV-INTERVAL"/>
</type>
<isModifier value="false"/>
</element>
<element id="DV_DATE_TIME.other-reference-ranges">
<path value="DV_DATE_TIME.other_reference_ranges"/>
<short
value="Optional tagged other reference ranges for this value in its particular measurement context."/>
<definition
value="Optional tagged other reference ranges for this value in its particular measurement context."/>
<min value="0"/>
<max value="*"/>
<base>
<path value="DV_ORDERED.other_reference_ranges"/>
<min value="0"/>
<max value="*"/>
</base>
<type>
<extension
url="http://hl7.org/fhir/tools/StructureDefinition/type-parameter">
<extension url="name">
<valueCode value="T"/>
</extension>
<extension url="type">
<valueUri
value="http://openehr.org/fhir/StructureDefinition/DV-ORDERED"/>
</extension>
</extension>
<code
value="http://openehr.org/fhir/StructureDefinition/REFERENCE-RANGE"/>
</type>
<isModifier value="false"/>
</element>
<element id="DV_DATE_TIME.magnitude-status">
<path value="DV_DATE_TIME.magnitude_status"/>
<short
value="Optional status of magnitude with values:
* `"="` : magnitude is a point value
* `"<"` : value is < magnitude
* `">"` : value is > magnitude
* `"<="` : value is <= magnitude
* `">="` : value is >= magnitude
* `"~"` : value is approximately magnitude
If not present, assumed meaning is `"="` ."/>
<definition
value="Optional status of magnitude with values:
* `"="` : magnitude is a point value
* `"<"` : value is < magnitude
* `">"` : value is > magnitude
* `"<="` : value is <= magnitude
* `">="` : value is >= magnitude
* `"~"` : value is approximately magnitude
If not present, assumed meaning is `"="` ."/>
<min value="0"/>
<max value="1"/>
<base>
<path value="DV_QUANTIFIED.magnitude_status"/>
<min value="0"/>
<max value="1"/>
</base>
<type>
<code value="string"/>
</type>
<isModifier value="false"/>
</element>
<element id="DV_DATE_TIME.accuracy">
<path value="DV_DATE_TIME.accuracy"/>
<short value="Time accuracy, expressed as a duration."/>
<definition value="Time accuracy, expressed as a duration."/>
<min value="0"/>
<max value="1"/>
<base>
<path value="DV_QUANTIFIED.accuracy"/>
<min value="0"/>
<max value="1"/>
</base>
<type>
<code
value="http://openehr.org/fhir/StructureDefinition/DV-DURATION"/>
</type>
<isModifier value="false"/>
</element>
<element id="DV_DATE_TIME.value">
<path value="DV_DATE_TIME.value"/>
<short value="ISO8601 date/time string."/>
<definition value="ISO8601 date/time string."/>
<min value="1"/>
<max value="1"/>
<base>
<path value="DV_DATE_TIME.value"/>
<min value="1"/>
<max value="1"/>
</base>
<type>
<code value="string"/>
</type>
<isModifier value="false"/>
</element>
</snapshot>
<differential>
<element id="DV_DATE_TIME">
<path value="DV_DATE_TIME"/>
<short
value="Represents an absolute point in time, specified to the second."/>
<definition
value="Represents an absolute point in time, specified to the second. Semantics defined by ISO 8601.
Used for recording a precise point in real world time, and for approximate time stamps, e.g. the origin of a `HISTORY` in an `OBSERVATION` which is only partially known.
"/>
<min value="0"/>
<max value="*"/>
<constraint>
<key value="Value_valid"/>
<severity value="error"/>
<human value="Value valid"/>
<expression value="null # TODO: manual translation needed"/>
</constraint>
<isModifier value="false"/>
</element>
<element id="DV_DATE_TIME.value">
<path value="DV_DATE_TIME.value"/>
<short value="ISO8601 date/time string."/>
<definition value="ISO8601 date/time string."/>
<min value="1"/>
<max value="1"/>
<type>
<code value="string"/>
</type>
<isModifier value="false"/>
</element>
</differential>
</StructureDefinition>