1. Section
     XeH Comparison Study (2.16.840.1.113883.2.51.10.86)
    1. Entry
       Procedure Technique (1.2.840.10008.9.14)
    2. Entry
       Study Act (2.16.840.1.113883.10.20.6.2.6)
      1. Entry
         Series Act (2.16.840.1.113883.10.20.22.4.63)
        1. Entry
           SOP Instance Observation (2.16.840.1.113883.10.20.6.2.8)
          1. Entry
             Purpose of Reference Observation (2.16.840.1.113883.10.20.6.2.9)
          2. Entry
             Referenced Frames Observation (2.16.840.1.113883.10.20.6.2.10)
            1. Entry
               Boundary Observation (2.16.840.1.113883.10.20.6.2.11)
    3. notype
       General Section Entries (1.2.840.10008.9.23)
      1. Entry
         Code Observations (2.16.840.1.113883.10.20.6.2.13)
        1. Entry
           SOP Instance Observation (2.16.840.1.113883.10.20.6.2.8)
          1. Entry
             Purpose of Reference Observation (2.16.840.1.113883.10.20.6.2.9)
          2. Entry
             Referenced Frames Observation (2.16.840.1.113883.10.20.6.2.10)
            1. Entry
               Boundary Observation (2.16.840.1.113883.10.20.6.2.11)
        2. Entry
           Quantity Measurement Observation (2.16.840.1.113883.10.20.6.2.14)
          1. Entry
             SOP Instance Observation (2.16.840.1.113883.10.20.6.2.8)
            1. Entry
               Purpose of Reference Observation (2.16.840.1.113883.10.20.6.2.9)
            2. Entry
               Referenced Frames Observation (2.16.840.1.113883.10.20.6.2.10)
              1. Entry
                 Boundary Observation (2.16.840.1.113883.10.20.6.2.11)
      2. Entry
         Quantity Measurement Observation (2.16.840.1.113883.10.20.6.2.14)
        1. Entry
           SOP Instance Observation (2.16.840.1.113883.10.20.6.2.8)
          1. Entry
             Purpose of Reference Observation (2.16.840.1.113883.10.20.6.2.9)
          2. Entry
             Referenced Frames Observation (2.16.840.1.113883.10.20.6.2.10)
            1. Entry
               Boundary Observation (2.16.840.1.113883.10.20.6.2.11)
      3. Entry
         Observation Media Entry (1.3.6.1.4.1.19376.1.4.1.4.7)
      4. Entry
         SOP Instance Observation (1.2.840.10008.9.18)
        1. @
           SOP Instance Observation (1.2.840.10008.9.18)