FHIR Bulk Data Access

1. Overview

   Purpose, actors, and use cases for population-level FHIR export.

2. Export operations

   System, Patient and Group $export kick-off, Prefer: respond-async, status polling and output manifest.

3. NDJSON output

   Manifest structure, NDJSON files by resource type, requiresAccessToken and error file.

4. Authorization

   SMART Backend Services authorization for bulk data clients using signed JWT assertions.

5. Query parameters

   _type, _since, _typeFilter, _elements and includeAssociatedData parameters.

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