{"resourceType":"CodeSystem","id":"vision-base-codes","meta":{"lastUpdated":"2021-01-17T07:06:13.533+11:00"},"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-wg","valueCode":"fm"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"trial-use"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm","valueInteger":2}],"url":"http://hl7.org/fhir/vision-base-codes","identifier":[{"system":"urn:ietf:rfc:3986","value":"urn:oid:2.16.840.1.113883.4.642.4.663"}],"version":"4.0.1","name":"VisionBase","title":"VisionBase","status":"draft","experimental":false,"date":"2021-01-17T07:06:13+11:00","publisher":"HL7 (FHIR Project)","contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"},{"system":"email","value":"fhir@lists.hl7.org"}]}],"description":"A coded concept listing the base codes.","caseSensitive":true,"valueSet":"http://hl7.org/fhir/ValueSet/vision-base-codes","content":"complete","concept":[{"code":"up","display":"Up","definition":"top."},{"code":"down","display":"Down","definition":"bottom."},{"code":"in","display":"In","definition":"inner edge."},{"code":"out","display":"Out","definition":"outer edge."}]}