Potassium Example

{
  "resourceType": "Substance",
  "id": "f203",
  "text": {
    "status": "generated",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative: Substance</b><a name=\"f203\"> </a></p><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">Resource Substance &quot;f203&quot; </p></div><p><b>identifier</b>: id: 1234</p><p><b>instance</b>: false</p><p><b>category</b>: Chemical <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"http://terminology.hl7.org/3.1.0/CodeSystem-substance-category.html\">Substance Category Codes</a>#chemical)</span></p><h3>Codes</h3><table class=\"grid\"><tr><td>-</td><td><b>Concept</b></td></tr><tr><td>*</td><td>Potassium <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"https://browser.ihtsdotools.org/\">SNOMED CT</a>#88480006)</span></td></tr></table></div>"
  },
  "identifier": [
    {
      "system": "http://acme.org/identifiers/substances",
      "value": "1234"
    }
  ],
  "instance": false,
  "category": [
    {
      "coding": [
        {
          "system": "http://terminology.hl7.org/CodeSystem/substance-category",
          "code": "chemical",
          "display": "Chemical"
        }
      ]
    }
  ],
  "code": {
    "concept": {
      "coding": [
        {
          "system": "http://snomed.info/sct",
          "code": "88480006",
          "display": "Potassium"
        }
      ]
    }
  }
}