1. Header
     CDA participant (2.16.840.1.113883.3.1937.777.11.10.112)
    1. Header
       CDA Person (2.16.840.1.113883.3.1937.777.11.10.113)
    2. *
       epSOS CDA Organization (2.16.840.1.113883.3.1937.777.11.10.111)