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