http://hl7.org/fhir/StructureDefinition/practitioner-job-title|5.2.0

The job title may be independent of the role. For example, a surgeon (role) may have a title of Head of Surgery. Some titles may overlap with roles and could be represented as discrete PractitionerRoles, but some titles may be independent of role.
element_idtypes
Extension
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Extension
Extension.id
Extension.extension
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