This is the ValueSet that contains codes in both DischargeSummaryDocumentTypeCode (http://hl7.org/fhir/us/ccda/ValueSet/2.16.840.1.113883.11.20.4.1) and DischargeSummaryDocumentTypeCode (http://hl7.org/fhir/us/ccda/ValueSet/2.16.840.1.113883.11.20.4.1).