Working from LogicaHealth IG
https://covid-19-ig.logicahealth.org/StructureDefinition-travel-history.html
See analysis spreadsheet by Linda Bird
| FHIR element | Binding | Comments |
|---|---|---|
| component:Country.valueCodeableConcept | Country Codes Value Set | |
| component:State.valueCodeableConcept | State Codes Value Set |