Intersection of http://hl7.org/fhir/ValueSet/questionnaire-answers and http://ehealth.sundhed.dk/vs/questionnaire-item-control
This is the ValueSet that contains codes in both Questionnaire Answer Codes (http://hl7.org/fhir/ValueSet/questionnaire-answers) and Questionnaire Item Control (http://ehealth.sundhed.dk/vs/questionnaire-item-control).