Intersection of http://hl7.org/fhir/ValueSet/observation-category and http://hl7.org/fhir/ValueSet/diagnostic-service-sections
This is the ValueSet that contains codes in both Observation Category Codes (http://hl7.org/fhir/ValueSet/observation-category) and Diagnostic Service Section Codes (http://hl7.org/fhir/ValueSet/diagnostic-service-sections).