1. Entry
     External Document Organizer (2.16.840.1.113883.3.51.60.3.46)
    1. Entry
       BC CDA Author (Body) (2.16.840.1.113883.3.51.60.3.5)
      1. Header
         BC CDA Person (2.16.840.1.113883.3.51.60.1.5.2)
      2. Header
         BC CDA Organization (2.16.840.1.113883.3.51.60.1.5.1)
    2. Entry
       BC CDA External Documents (2.16.840.1.113883.3.51.60.3.45)
      1. @
         BC CDA External Documents (2.16.840.1.113883.3.51.60.3.45)