1. Entry
     APSR2 Specimen procedure step Entry (2.16.840.1.113883.3.1937.99.61.5.10.900283)
    1. Entry
       CDA Specimen (2.16.840.1.113883.10.12.322)
    2. Entry
       eLab_CDA Performer (Body) (2.16.840.1.113883.3.1937.99.61.5.10.900224)
      1. Header
         eLab_CDA AssignedEntity (2.16.840.1.113883.3.1937.99.61.5.10.900225)
    3. Entry
       CDA Author (Body) (2.16.840.1.113883.10.12.318)
      1. *
         CDA Person (2.16.840.1.113883.10.12.152)
      2. Entry
         CDA Device (2.16.840.1.113883.10.12.315)
      3. *
         CDA Organization (2.16.840.1.113883.10.12.151)
    4. Entry
       CDA Participant (Body) APSR (2.16.840.1.113883.3.1937.99.61.5.10.900284)
      1. Entry
         CDA PlayingEntity APSR2 (2.16.840.1.113883.3.1937.99.61.5.10.900285)