Intersection of http://terminology.hl7.org/CodeSystem/ICD-9DualCoding and http://terminology.hl7.org/CodeSystem/ICD-9DualCoding
This is the CodeSystem that contains codes in both ICD-9 Dual Coding (http://terminology.hl7.org/CodeSystem/ICD-9DualCoding) and ICD-9 Dual Coding (http://terminology.hl7.org/CodeSystem/ICD-9DualCoding).