WHO Immunization Implementation Guide
0.2.0 - ci-build

WHO Immunization Implementation Guide, published by WHO. This guide is not an authorized publication; it is the continuous build for version 0.2.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/WorldHealthOrganization/smart-immunizations/ and changes regularly. See the Directory of published versions

PlanDefinition: IMMZ.D18.S.Hepatitis A.Inactivated HAV 2-dose schedule

Official URL: http://smart.who.int/immunizations/PlanDefinition/IMMZD18SHepatitisAIHAV2 Version: 0.2.0
Draft as of 2025-09-17 Computable Name: IMMZD18SHepatitisAIHAV2

IMMZ.D18.S.Hepatitis A.Inactivated HAV 2-dose schedule Inactivated hepatitis A virus (HAV), 2-dose schedule

Id: IMMZD18SHepatitisAIHAV2
Url: IMMZ.D18.S.Hepatitis A.Inactivated HAV 2-dose schedule
Version: 0.2.0
Title: IMMZ.D18.S.Hepatitis A.Inactivated HAV 2-dose schedule
Status: draft
Type:

system: http://terminology.hl7.org/CodeSystem/plan-definition-type

code: eca-rule

Date: 2025-09-17 23:03:28+0000
Publisher: WHO
Description:

IMMZ.D18.S.Hepatitis A.Inactivated HAV 2-dose schedule Inactivated hepatitis A virus (HAV), 2-dose schedule
Knowledge Capability: computable
Related Artifacts:

References

  • ​

    WHO recommendations for routine immunization - summary tables (January 2025)
Libraries:
IMMZD18SHepatitisAIHAV2Logic
Actions:
Hepatitis A dose 1: Provision of the hepatitis A dose 1 Trigger event: Child's birth Trigger date: "Date of birth" Create condition: With a 2-dose schedule, the first dose should be given from ≥ 12 months of age.
If: Applicability: Hepatitis A dose 1 (Hepatitis A dose 1)
Then: Definition: IMMZ.D2.DT.CR
Dynamic Values:
status: ('active')
payload.contentString: (Hepatitis A dose 1 Create)
category.coding: (Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })
priority: (Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })
Hepatitis A dose 2: Provision of the hepatitis A dose 2 Trigger event: First hepatitis A dose from the primary series was administered Count of vaccines administered (where "Vaccine type" = "Hepatitis A-containing vaccines" and "Type of dose" = "Primary series") = 1 Trigger date: "Date and time of vaccination" (where "Vaccine type" = "Hepatitis A-containing vaccines") Create condition: The interval between doses is flexible, from 6 months to 4–5 years or more, but is usually 6–18 months.
If: Applicability: Hepatitis A dose 2 (Hepatitis A dose 2)
Then: Definition: IMMZ.D2.DT.CR
Dynamic Values:
status: ('active')
payload.contentString: (Hepatitis A dose 2 Create)
category.coding: (Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })
priority: (Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })