This is the ValueSet that contains codes in both US Public Health ValueSet - Chlamydia Example (http://hl7.org/fhir/us/ph-library/ValueSet/us-ph-valueset-chlamydia-example) and US Public Health ValueSet - Chlamydia Example (http://hl7.org/fhir/us/ph-library/ValueSet/us-ph-valueset-chlamydia-example).