description: 'One former surname of the patient''s mother (repeat for each). HIQA PS 1.4.6 ''Mother''s former surnames'' (Required 0..*): all former surnames of the patient''s mother that may help identify the patient. The HL7 patient-mothersMaidenName extension holds only one name. Whether HIQA means the mother''s birth surname only is Requires Clarification (OI-011). Patient Summary only; prohibited in ePrescription (ADR-002).' package_name: nostalgic-ie.fhir.core derivation: constraint name: IECoreMothersFormerSurname type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'https://hl7-ie.github.io/ie-core/fhir/ie/core/StructureDefinition/ie-core-mothers-former-surname'} index: 1 value: choices: [valueString] index: 3 valueString: {type: string, choiceOf: value, index: 4} package_version: 0.2.0 extensions: {} class: extension kind: complex-type url: https://hl7-ie.github.io/ie-core/fhir/ie/core/StructureDefinition/ie-core-mothers-former-surname base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.2.0 required: [valueString, value]