This is the ValueSet that contains all the codes in Immunization Evaluation Dose Status Reason codes (http://terminology.hl7.org/ValueSet/immunization-evaluation-dose-status-reason) and Immunization Evaluation Dose Status Reason codes (http://terminology.hl7.org/ValueSet/immunization-evaluation-dose-status-reason). E.g. what you have to deal with if you get resources containing codes in either of them