1. Entry
     IPS Allergy or Intolerance (2.16.840.1.113883.10.22.4.1)
    1. Entry
       IPS Reaction Manifestation (2.16.840.1.113883.10.22.4.6)
      1. Entry
         IPS Severity Observation (2.16.840.1.113883.10.22.4.25)
    2. Entry
       IPS Criticality Observation (2.16.840.1.113883.10.22.4.18)
    3. Entry
       IPS Allergy Certainty Observation (2.16.840.1.113883.10.22.10)
    4. Entry
       IPS Allergy Status Observation (2.16.840.1.113883.10.22.4.21)