1. Entry
     Advance directive observation (2.16.840.1.113883.10.20.1.17)
    1. Entry
       CCD Subject (Body) (2.16.840.1.113883.3.1937.777.4.10.3)
    2. Entry
       CCD Informant (Body) (2.16.840.1.113883.3.1937.777.4.10.20)
      1. Header
         CCD AssignedEntity (2.16.840.1.113883.3.1937.777.4.10.16)
        1. Header
           CCD Person (2.16.840.1.113883.3.1937.777.4.10.1)
        2. Header
           CCD Organization (2.16.840.1.113883.3.1937.777.4.10.2)
      2. Entry
         CCD RelatedEntity (2.16.840.1.113883.3.1937.777.4.10.18)
        1. Header
           CCD Person (2.16.840.1.113883.3.1937.777.4.10.1)
    3. Entry
       Verification of an advance directive observation (2.16.840.1.113883.10.20.1.58)
      1. Entry
         CCD Device (2.16.840.1.113883.3.1937.777.4.10.6)
      2. Entry
         CCD PlayingEntity (2.16.840.1.113883.3.1937.777.4.10.10)
    4. Entry
       Advance directive status observation (2.16.840.1.113883.10.20.1.37)
      1. Entry
         Comment (2.16.840.1.113883.10.20.1.40)
        1. Entry
           CCD Subject (Body) (2.16.840.1.113883.3.1937.777.4.10.3)
    5. Entry
       Comment (2.16.840.1.113883.10.20.1.40)
      1. Entry
         CCD Subject (Body) (2.16.840.1.113883.3.1937.777.4.10.3)
    6. Entry
       Advance directive reference (2.16.840.1.113883.10.20.1.36)