http://hl7.org/fhir/StructureDefinition/observation-geneticsDNARegionName|4.0.1

A human readable name for the region of interest. Typically Exon #, Intron # or other. NOTE: This is not standardized and is mainly for convenience and display purposes. LOINC Code: ([47999-8](http://loinc.org/47999-8)).
element_idtypes
Extension
Extension.extension
Extension.url
Extension.value[x]
Extension
Extension.id
Extension.extension
Extension.url
Extension.value[x]