1.11.1 Ballot statuses All content within this specification falls under one of the following ballot statuses:• Normative: Content that is subject to normative ballot rules. Once passed, strict rules are imposed on future change to help ensure inter-version compatibility• Trial Use: Content that is undergoing FHIR maturity Model based testing. In a future ballot cycle, once sufficiently mature, it will be balloted as normative• Informative: Content that is advisory (e.g. implementers are not required to conform to the content), or navigational content - tables of contents, generated lists, etc.• Draft: Content added late in the balloting process that has no formal standing but is published for visibility. It might not be suitable for use in production systems.• Deprecated: Content that is in the process of being removed (see deprecation).• External: Content that is replicated from external standards (e.g. HL7 v2, DICOM) and is not subject to ballot comment