15. HL7 Studies Prefetch Service

The HL7 Studies Prefetch Service prefetches studies from external archive on receive of HL7 messages received by HL7 application of archive according to configurable HL7 Prefetch Rules.

The studies to be prefetched from external archive can be limited by specifying Entity Selectors <https://dcm4chee-arc-cs.readthedocs.io/en/latest/networking/config/hl7PrefetchRule.html#dcmentityselector>_ which specifies the matching keys used to select studies to be prefetched from the external archive.