This is the ValueSet that contains codes in both BRObservationRestricaoIntervaloReferencia (https://terminologia.saude.gov.br/fhir/ValueSet/BRObservationRestricaoIntervaloReferencia) and BRObservationRestricaoIntervaloReferencia (https://terminologia.saude.gov.br/fhir/ValueSet/BRObservationRestricaoIntervaloReferencia).