• Include these codes as defined in http://unitsofmeasure.org
    CodeDisplayDefinition中文 (Chinese, zh)
    ssecondsecond
    minminuteminute分钟
    hhourhour小时
    ddayday
    wkweekweek星期
    momonthmonth - Normal practice is to use the 'mo' code as a calendar month when calculating the next occurrence.
    ayearyear
<status value="active"/><experimental value="false"/><date value="2022-12-14T07:12:54+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="A unit of time (units from UCUM)."/><jurisdiction><coding><system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/><code value="001"/><display value="World"/></coding></jurisdiction><copyright value="These codes are excerpted from UCUM (THE UNIFIED CODE FOR UNITS OF MEASURE). UCUM is Copyright © 1989-2013 Regenstrief Institute, Inc. and The UCUM Organization, Indianapolis, IN. All rights reserved. See http://unitsofmeasure.org/trac//wiki/TermsOfUse for details."/><compose><include><system value="http://unitsofmeasure.org"/><concept><extension url="http://hl7.org/fhir/StructureDefinition/valueset-concept-definition"><valueString value="second"/></extension><code value="s"/><display value="second"/><designation><language value="zh"/><value value="秒"/></designation></concept><concept><extension url="http://hl7.org/fhir/StructureDefinition/valueset-concept-definition"><valueString value="minute"/></extension><code value="min"/><display value="minute"/><designation><language value="zh"/><value value="分钟"/></designation></concept><concept><extension url="http://hl7.org/fhir/StructureDefinition/valueset-concept-definition"><valueString value="hour"/></extension><code value="h"/><display value="hour"/><designation><language value="zh"/><value value="小时"/></designation></concept><concept><extension url="http://hl7.org/fhir/StructureDefinition/valueset-concept-definition"><valueString value="day"/></extension><code value="d"/><display value="day"/><designation><language value="zh"/><value value="天"/></designation></concept><concept><extension url="http://hl7.org/fhir/StructureDefinition/valueset-concept-definition"><valueString value="week"/></extension><code value="wk"/><display value="week"/><designation><language value="zh"/><value value="星期"/></designation></concept><concept><extension url="http://hl7.org/fhir/StructureDefinition/valueset-concept-definition"><valueString value="month - Normal practice is to use the 'mo' code as a calendar month when calculating the next occurrence."/></extension><code value="mo"/><display value="month"/><designation><language value="zh"/><value value="月"/></designation></concept><concept><extension url="http://hl7.org/fhir/StructureDefinition/valueset-concept-definition"><valueString value="year"/></extension><code value="a"/><display value="year"/><designation><language value="zh"/><value value="年"/></designation></concept></include></compose></ValueSet>