This is the ValueSet that contains all the codes in AllergyIntoleranceCriticality (CZ supplement) (https://hl7.cz/terminology/ValueSet/allergy-intolerance-criticality-cz) and AllergyIntoleranceCriticality (CZ supplement value set) (https://hl7.cz/terminology/ValueSet/allergy-intolerance-criticality-cz). E.g. what you have to deal with if you get resources containing codes in either of them