This is the ValueSet that contains all the codes in BRcondicao_amostra (https://terminologia.saude.gov.br/fhir/ValueSet/BRcondicao-amostra) and BRcondicao_amostra (https://terminologia.saude.gov.br/fhir/ValueSet/BRcondicao-amostra). E.g. what you have to deal with if you get resources containing codes in either of them