This is the ValueSet that contains all the codes in Types of AdverseEvent actuality (https://terminology.dhp.uz/fhir/core/ValueSet/adverse-event-actuality-vs) and Types of AdverseEvent actuality (https://terminology.dhp.uz/fhir/core/ValueSet/adverse-event-actuality-vs). E.g. what you have to deal with if you get resources containing codes in either of them