This is the ValueSet that contains all the codes in US Core Screening Assessment Condition Category (http://hl7.org/fhir/us/core/ValueSet/us-core-screening-assessment-condition-category) and US Core Screening Assessment Condition Category (http://hl7.org/fhir/us/core/ValueSet/us-core-screening-assessment-condition-category). E.g. what you have to deal with if you get resources containing codes in either of them