HL7 Studies Lifecycle Management
================================

Studies in archive may be retained for specific retention periods triggered on receive of HL7 messages received by HL7
application of archive according to configurable `HL7 Study Retention Policies <https://dcm4chee-arc-cs.readthedocs.io/en/latest/networking/config/hl7StudyRetentionPolicy.html>`_.

Further, it may be chosen to `export <https://dcm4chee-arc-cs.readthedocs.io/en/latest/networking/config/studyRetentionPolicy.html#dcmexporterid>`_
or `freeze <https://dcm4chee-arc-cs.readthedocs.io/en/latest/networking/config/studyRetentionPolicy.html#dcmfreezeexpirationdate>`_
the studies thus retained.