Intersection of http://hl7.org/fhir/ValueSet/observation-codes and http://hl7.org/fhir/us/cancer-reporting/ValueSet/us-pathology-section-codes
This is the ValueSet that contains codes in both LOINC Codes (http://hl7.org/fhir/ValueSet/observation-codes) and US Pathology Section Codes (http://hl7.org/fhir/us/cancer-reporting/ValueSet/us-pathology-section-codes).