def test_intervention_order
    patient = build_record_from_xml('test/fixtures/cat1_fragments/intervention_order_fragment.xml')
    intervention_order = patient.procedures.first
    expected_start = HealthDataStandards::Util::HL7Helper.timestamp_to_integer('20100625000000')
    assert intervention_order.codes['SNOMED-CT'].include?('304549008')