{
  "resourceType" : "BodyStructure",
  "id" : "fetus",
  "identifier" : [{
    "system" : "http://goodhealth.org/bodystructure/identifiers",
    "value" : "12345"
  }],
  "includedStructure" : [{
    "structure" : {
      "coding" : [{
        "system" : "http://snomed.info/sct",
        "code" : "83418008",
        "display" : "Entire fetus (body structure)"
      }],
      "text" : "Fetus"
    }
  }],
  "description" : "EDD 1/1/2017 confirmation by LMP",
  "patient" : {
    "reference" : "Patient/example"
  }
}