WHO Immunization Implementation Guide
1.0.0 - release

This page is part of the Immunizations (v1.0.0: Release) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions

Library: WHOConcepts

Official URL: http://smart.who.int/immunizations/Library/WHOConcepts Version: 1.0.0
Draft as of 2026-10-02 Computable Name: WHOConcepts

This library defines common concepts used throughout WHO SMART Guidelines content

Title: WHOConcepts
Id: WHOConcepts
Version: 1.0.0
Url: WHOConcepts
Status: draft
Type:

system: http://terminology.hl7.org/CodeSystem/library-type

code: logic-library

Date: 2026-10-02 09:40:20+0000
Publisher: WHO
Description:

This library defines common concepts used throughout WHO SMART Guidelines content
Related Artifacts:

Dependencies
Content: text/cql
library WHOConcepts

// Code Systems
codesystem "ICD-10": 'http://hl7.org/fhir/sid/icd-10'
codesystem "SNOMED-CT": 'http://snomed.info/sct'
codesystem "LOINC": 'http://loinc.org'
codesystem "RxNorm": 'http://www.nlm.nih.gov/research/umls/rxnorm'
codesystem "CIEL": 'http://hl7.org/fhir/sid/ciel'
codesystem "ICD-11": 'http://id.who.int/icd/release/11/mms'
codesystem "ICHI": 'https://mitel.dimi.uniud.it/ichi/#http://id.who.int/ichi'
codesystem "ICF": 'http://hl7.org/fhir/sid/icf-nl'

// ValuSets
valueset "Pregnancy Status Pregnant": 'http://fhir.org/guides/who/core/ValueSet/pregnancystatus-values'
valueset "Adverse Events": 'http://hl7.org/fhir/ValueSet/adverse-event-type'

code "Pregnancy status": '82810-3' from "LOINC" display 'Pregnancy status'
code "Pregnant": 'LA15173-0' from "LOINC" display 'Pregnant'
code "Not pregnant": 'LA26683-5' from "LOINC" display 'Not pregnant'
code "Unknown": 'LA4489-6' from "LOINC" display 'Unknown'
Content: application/elm+xml
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