This is the ValueSet that contains all the codes in CIED Connectivity Status Modifier Value Set (http://hl7.org/fhir/uv/cardx-cied/ValueSet/cied-connectivity-state-modifier-vs) and CIED Connectivity Status Modifier Value Set (http://hl7.org/fhir/uv/cardx-cied/ValueSet/cied-connectivity-state-modifier-vs). E.g. what you have to deal with if you get resources containing codes in either of them