{
  "resourceType": "StructureDefinition",
  "url": "http://example.com/fhir/StructureDefinition/codeableconcept-commonsystems",
  "version": "0.1",
  "name": "CodeableConceptCommonSystems",
  "title": "CodeableConcept with common systems",
  "status": "active",
  "experimental": false,
  "date": "2019",
  "publisher": "Chris Grenz",
  "contact": [
    {
      "telecom": [
        {
          "system": "email",
          "value": "chris.grenz@thoughtworks.com"
        }
      ]
    }
  ],
  "description": "Slicing CodeableConcept.coding for SNOMED and LOINC by system uri.",
  "copyright": "(c)2019 Chris Grenz into public domain",
  "fhirVersion": "4.0.0",
  "kind": "complex-type",
  "abstract": false,
  "type": "CodeableConcept",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/CodeableConcept",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "CodeableConcept",
        "path": "CodeableConcept"
      },
      {
        "id": "CodeableConcept.coding",
        "path": "CodeableConcept.coding",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "system"
            }
          ],
          "ordered": false,
          "rules": "open"
        }
      },
      {
        "id": "CodeableConcept.coding:SNOMED",
        "path": "CodeableConcept.coding",
        "sliceName": "SNOMED",
        "definition": "Coding in SNOMED-CT"
      },
      {
        "id": "CodeableConcept.coding:SNOMED.system",
        "path": "CodeableConcept.coding.system",
        "fixedUri": "http://snomed.info/sct"
      },
      {
        "id": "CodeableConcept.coding:LOINC",
        "path": "CodeableConcept.coding",
        "sliceName": "LOINC",
        "definition": "Coding in LOINC"
      },
      {
        "id": "CodeableConcept.coding:LOINC.system",
        "path": "CodeableConcept.coding.system",
        "fixedUri": "http://loinc.org"
      }
    ]
  }
}