{
  "resourceType": "ValueSet",
  "id": "units-of-time",
  "meta": {
    "lastUpdated": "2026-05-25T22:13:44.118+00:00"
  },
  "text": {
    "status": "extensions",
    "div": "\u003cdiv xmlns\u003d\"http://www.w3.org/1999/xhtml\"\u003e\u003cp class\u003d\"res-header-id\"\u003e\u003cb\u003eGenerated Narrative: ValueSet units-of-time\u003c/b\u003e\u003c/p\u003e\u003ca name\u003d\"units-of-time\"\u003e \u003c/a\u003e\u003ca name\u003d\"hcunits-of-time\"\u003e \u003c/a\u003e\u003cul\u003e\u003cli\u003eInclude these codes as defined in \u003ca href\u003d\"http://unitsofmeasure.org\"\u003e\u003ccode\u003ehttp://unitsofmeasure.org\u003c/code\u003e\u003c/a\u003e\u003cspan title\u003d\"Version is not explicitly stated. No matching Code System found\"\u003e version Not Stated (use latest from terminology server)\u003c/span\u003e\u003ctable class\u003d\"none\"\u003e\u003ctr\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e\u003cb\u003eCode\u003c/b\u003e\u003c/td\u003e\u003ctd\u003e\u003cb\u003eDisplay\u003c/b\u003e\u003c/td\u003e\u003ctd\u003e\u003cb\u003eDefinition\u003c/b\u003e\u003c/td\u003e\u003ctd\u003e\u003cb\u003e中文 (Chinese, zh)\u003c/b\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003es\u003c/td\u003e\u003ctd\u003esecond\u003c/td\u003e\u003ctd\u003esecond\u003c/td\u003e\u003ctd\u003e秒\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003emin\u003c/td\u003e\u003ctd\u003eminute\u003c/td\u003e\u003ctd\u003eminute\u003c/td\u003e\u003ctd\u003e分钟\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003eh\u003c/td\u003e\u003ctd\u003ehour\u003c/td\u003e\u003ctd\u003ehour\u003c/td\u003e\u003ctd\u003e小时\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ed\u003c/td\u003e\u003ctd\u003eday\u003c/td\u003e\u003ctd\u003eday\u003c/td\u003e\u003ctd\u003e天\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ewk\u003c/td\u003e\u003ctd\u003eweek\u003c/td\u003e\u003ctd\u003eweek\u003c/td\u003e\u003ctd\u003e星期\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003emo\u003c/td\u003e\u003ctd\u003emonth\u003c/td\u003e\u003ctd\u003emonth - Normal practice is to use the \u0027mo\u0027 code as a calendar month when calculating the next occurrence.\u003c/td\u003e\u003ctd\u003e月\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ea\u003c/td\u003e\u003ctd\u003eyear\u003c/td\u003e\u003ctd\u003eyear\u003c/td\u003e\u003ctd\u003e年\u003c/td\u003e\u003c/tr\u003e\u003c/table\u003e\u003c/li\u003e\u003c/ul\u003e\u003c/div\u003e"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "fhir"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode": "normative"
    }
  ],
  "url": "http://hl7.org/fhir/ValueSet/units-of-time",
  "identifier": [
    {
      "system": "urn:ietf:rfc:3986",
      "value": "urn:oid:2.16.840.1.113883.4.642.3.77"
    }
  ],
  "version": "6.0.0-ballot4",
  "name": "UnitsOfTime",
  "title": "UnitsOfTime",
  "status": "active",
  "experimental": false,
  "date": "2026-05-25T22:13:44+00:00",
  "publisher": "HL7 International / FHIR Infrastructure",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org/fhir"
        },
        {
          "system": "email",
          "value": "fhir@lists.hl7.org"
        }
      ]
    },
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/fiwg"
        }
      ]
    }
  ],
  "description": "A unit of time (units from UCUM).",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code": "001",
          "display": "World"
        }
      ]
    }
  ],
  "copyright": "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": "http://unitsofmeasure.org",
        "concept": [
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "second"
              }
            ],
            "code": "s",
            "display": "second",
            "designation": [
              {
                "language": "zh",
                "value": "秒"
              }
            ]
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "minute"
              }
            ],
            "code": "min",
            "display": "minute",
            "designation": [
              {
                "language": "zh",
                "value": "分钟"
              }
            ]
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "hour"
              }
            ],
            "code": "h",
            "display": "hour",
            "designation": [
              {
                "language": "zh",
                "value": "小时"
              }
            ]
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "day"
              }
            ],
            "code": "d",
            "display": "day",
            "designation": [
              {
                "language": "zh",
                "value": "天"
              }
            ]
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "week"
              }
            ],
            "code": "wk",
            "display": "week",
            "designation": [
              {
                "language": "zh",
                "value": "星期"
              }
            ]
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "month - Normal practice is to use the \u0027mo\u0027 code as a calendar month when calculating the next occurrence."
              }
            ],
            "code": "mo",
            "display": "month",
            "designation": [
              {
                "language": "zh",
                "value": "月"
              }
            ]
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "year"
              }
            ],
            "code": "a",
            "display": "year",
            "designation": [
              {
                "language": "zh",
                "value": "年"
              }
            ]
          }
        ]
      }
    ]
  }
}