Extension 
url 
value[x] Documentation for this formatThis is the set of resources that conform to either of the profiles Comment extension for ReferenceRange (https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/be-ext-referencerange-comment) and Comment extension for ReferenceRange (https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/be-ext-referencerange-comment). E.g. what you have to deal with if you get resources conforming to one of them
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension | 0..* | Comment extension for ReferenceRange | ||
| url | 1..1 | uri | identifies the meaning of the extension | |
| value[x] | 0..1 | ?? | left: Text node with attribution; right: Value of extension | |
| Documentation for this format | ||||