<status value="active" /> <experimental value="false" /> <date value="2019-11-01T09:29:23+11:00" /> <publisher value="HL7 (FHIR Project)" /> <contact> <telecom> <system value="url" /> <value value="http://hl7.org/fhir" /> </telecom> <telecom> <system value="email" /> <value value="fhir@lists.hl7.org" /> </telecom> </contact> <description value="Used to specify why the normally expected content of the data element is missing." /> <immutable value="true" /> <compose> <include> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> </include> </compose> <expansion> <timestamp value="2023-07-31T18:35:33.1743667+00:00" /> <total value="15" /> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="unknown" /> <display value="Unknown" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="asked-unknown" /> <display value="Asked But Unknown" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="temp-unknown" /> <display value="Temporarily Unknown" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="not-asked" /> <display value="Not Asked" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="asked-declined" /> <display value="Asked But Declined" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="masked" /> <display value="Masked" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="not-applicable" /> <display value="Not Applicable" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="unsupported" /> <display value="Unsupported" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="as-text" /> <display value="As Text" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="error" /> <display value="Error" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="not-a-number" /> <display value="Not a Number (NaN)" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="negative-infinity" /> <display value="Negative Infinity (NINF)" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="positive-infinity" /> <display value="Positive Infinity (PINF)" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="not-performed" /> <display value="Not Performed" /> </contains> <contains> <system value="http://terminology.hl7.org/CodeSystem/data-absent-reason" /> <version value="4.0.1" /> <code value="not-permitted" /> <display value="Not Permitted" /> </contains> </expansion> </ValueSet>