http://va.gov/terminology/medrt|1.0.1

{
  "description" : "Medication Reference Terminology (MED-RT) is the evolutionary successor to the Veterans Health Administration National Drug File – Reference Terminology (VHA NDF-RT). Both are formal ontology representations of medication terminology, pharmacologic classifications, and asserted authoritative relationships between them.\\r\\n\\r\\nThe MED-RT code system includes relationships between MED-RT concepts and concepts in external code systems, as well as relationships between concepts only in the external code systems. The external code systems that MED-RT references include RxNorm, MeSH, and SNOMED CT US Edition.\\r\\n\\r\\nMED-RT can be downloaded from https://evs.nci.nih.gov/ftp1/MED-RT/ \\r\\n\\r\\nFor more information, please see https://ncit.nci.nih.gov/ncitbrowser/pages/vocabulary.jsf?dictionary=MED-RT",
  "compose" : null,
  "package" : "hl7.terminology.r4@6.3.0",
  "date" : "2022-02-16T00:00:00Z",
  "publisher" : "National Cancer Institute (NCI) Enterprise Vocabulary Services (EVS)",
  "content" : "not-present",
  "name" : "MEDRT",
  "copyright" : "MED-RT has no copyright acknowledgement required. However, users must adhere to the UMLS license.",
  "experimental" : false,
  "resourceType" : "CodeSystem",
  "title" : "Medication Reference Terminology (MED-RT)",
  "supliment" : null,
  "status" : "active",
  "id" : "ab76042d-9f62-589a-8a5c-534559559686",
  "url" : "http://va.gov/terminology/medrt",
  "identifier" : [ {
    "value" : "urn:oid:2.16.840.1.113883.6.345",
    "system" : "urn:ietf:rfc:3986"
  } ],
  "caseSensitive" : true,
  "version" : "1.0.1",
  "contact" : [ {
    "name" : "US Department of Veterans Affairs; John Kilbourne, MD",
    "telecom" : [ {
      "value" : "https://www.va.gov/",
      "system" : "url"
    }, {
      "value" : "medrt@jpsys.com",
      "system" : "email"
    }, {
      "value" : "John.Kilbourne@va.gov",
      "system" : "email"
    } ]
  } ]
}