"Path","Slice Name","Alias(s)","Label","Min","Max","Must Support?","Is Modifier?","Is Summary?","Type(s)","Short","Definition","Comments","Requirements","Default Value","Meaning When Missing","Fixed Value","Pattern","Example","Minimum Value","Maximum Value","Maximum Length","Binding Strength","Binding Description","Binding Value Set","Code","Slicing Discriminator","Slicing Description","Slicing Ordered","Slicing Rules","Base Path","Base Min","Base Max","Condition(s)","Constraint(s)","Mapping: RIM Mapping"
"Extension","","","",0,1,"","","","","NamingSystem version","The business version associated with the Naming System","","","","","","","","","",,,,,"",,,,"Extension",0,*,"ele-1
","ele-1:All FHIR elements must have a @value or children {hasValue() or (children().count() > id.count())}
ext-1:Must have either extensions or value[x], not both {extension.exists() != value.exists()}"
"Extension.id","","","",0,1,"","","","string {[]} {[]}
","Unique id for inter-element referencing","Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.","","","","","","","","","",,,,,"",,,,"Element.id",0,1,"","","n/a"
"Extension.extension","","","",0,0,"","","","Extension {[]} {[]}
","Extension","An Extension","","","","","","","","","",,,,,"","value:url}
","Extensions are always sliced by (at least) url",,"open","Element.extension",0,*,"","ele-1:All FHIR elements must have a @value or children {hasValue() or (children().count() > id.count())}
ext-1:Must have either extensions or value[x], not both {extension.exists() != value.exists()}"
"Extension.url","","","",1,1,"","","","uri {[]} {[]}
","identifies the meaning of the extension","Source of the definition for the extension code - a logical name or a URL.","The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.","","","","<valueUri xmlns=""http://hl7.org/fhir"" value=""http://terminology.hl7.org/StructureDefinition/ext-namingsystem-version""/>","","","","",,,,,"",,,,"Extension.url",1,1,"","","N/A"
"Extension.value[x]","","","",0,1,"","","","string {[]} {[]}
","Value of extension","Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).","","","","","","","","","",,,,,"",,,,"Extension.value[x]",0,1,"","ele-1:All FHIR elements must have a @value or children {hasValue() or (children().count() > id.count())}
","N/A"