http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-censusTract|4.0.1
A geographic sub-unit delineated for demographic purposes.
description: A geographic sub-unit delineated for demographic purposes. derivation: constraint name: ADXP-censusTract type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-censusTract'} index: 1 value: choices: [] index: 3 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-censusTract base: http://hl7.org/fhir/StructureDefinition/Extension version: 4.0.1 required: [value]