stgcmt_result id_sequence ups_req series_req content_item verify_observer rel_ups_perf_code rel_task_dicomattrs rel_study_pcode location subscription study_query_attrs sps_station_aet soundex_code series_query_attrs rejected_instance ian_task hl7psu_task global_subscription mwl_item mpps ups instance series study patient patient_id uidmap task metadata person_name issuer dicomattrs code