Union of http://terminology.hl7.org/CodeSystem/ICSD and http://terminology.hl7.org/CodeSystem/ICSD

This is the CodeSystem that contains all the codes in International Classification of Sleep Disorders (http://terminology.hl7.org/CodeSystem/ICSD) and International Classification of Sleep Disorders (http://terminology.hl7.org/CodeSystem/ICSD). E.g. what you have to deal with if you get resources containing codes in either of them

CodeSystem

Generated Narrative: CodeSystem 9374b3b2-0331-4262-a17e-227b06a8f8f3-266

This code system http://hl7.org/fhir/comparison/CodeSystem/9374b3b2-0331-4262-a17e-227b06a8f8f3-266 defines codes, but no codes are represented here

Code