: DateStart - XML Representation
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<SearchParameter xmlns="http://hl7.org/fhir">
<id value="Encounter-date-start"/>
<text>
<status value="generated"/>
<div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: SearchParameter Encounter-date-start</b></p><a name="Encounter-date-start"> </a><a name="hcEncounter-date-start"> </a><h2>DateStart</h2><p>Parameter <code>date-start</code>:<code>date</code></p><div><p>The actual start date of the Encounter (Backport from R5). The parameter cannot repeat or have multiple values.</p>
</div><table class="grid"><tr><td>Resource</td><td><a href="http://hl7.org/fhir/R4/encounter.html">Encounter</a></td></tr><tr><td>Expression</td><td><code>Encounter.period.start</code></td></tr><tr><td>Multiples</td><td><ul><li>multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true</li><li>multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true</li></ul></td></tr><tr><td>Comparators</td><td>Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap</td></tr></table></div>
</text>
<url
value="https://gematik.de/fhir/isik/SearchParameter/Encounter-date-start"/>
<version value="6.0.0-rc"/>
<name value="DateStart"/>
<status value="active"/>
<experimental value="false"/>
<date value="2025-12-17"/>
<publisher value="gematik GmbH"/>
<contact>
<name value="gematik GmbH"/>
<telecom>
<system value="url"/>
<value value="https://gematik.de"/>
</telecom>
</contact>
<description
value="The actual start date of the Encounter (Backport from R5). The parameter cannot repeat or have multiple values."/>
<code value="date-start"/>
<base value="Encounter"/>
<type value="date"/>
<expression value="Encounter.period.start"/>
<comparator value="eq"/>
<comparator value="ne"/>
<comparator value="gt"/>
<comparator value="ge"/>
<comparator value="lt"/>
<comparator value="le"/>
<comparator value="sa"/>
<comparator value="eb"/>
<comparator value="ap"/>
</SearchParameter>