This page is part of the FHIR Specification (v4.4.0: R5 Preview #2). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3 R2

• Using Codes
• Code Systems
• Value Sets
• Concept Maps
• Identifier Systems

4.3.8 Using CVX (Vaccine Administered) with FHIR

Vocabulary Work Group

Maturity Level: 3

Standards Status: Trial Use

4.3.8.1 Summary

Source	Available at http://www2a.cdc.gov/vaccines/iis/iisstandards/vaccines.asp?rpt=cvx . Developed by The CDC's National Center of Immunization and Respiratory Diseases (NCIRD )
System	The URI to identify CVX codes is http://hl7.org/fhir/sid/cvx
Version	If it is desired to exchange the version, use the date of the last updated code in the format YYYYMMDD
Code	Use the value of "CVX Code" column in the web page
Display	Use the value of the "Short Description" column in the web page
Inactive	Todo: Describe how it is determined which concepts are inactive
Subsumption	No Subsumption relationships are defined by CVX
Filter Properties	None are described yet

4.3.8.2 Version Issues

If it is desired to exchange the version, use the date of the last updated code in the format YYYYMMDD.

4.3.8.3 Copyright/License Issues

CVX has no copyright acknowledgement needed, nor are there any license terms to adhere to.

4.3.8.4 CVX Filter Properties

No need for filters identified yet.

4.3.8.5 Implicit Value Sets

No need for implicit value sets identified yet.