Working from LogicaHealth IG
https://covid-19-ig.logicahealth.org/StructureDefinition-COVID-19-General-Comorbidites-Absent.html
See analysis spreadsheet by Linda Bird
| FHIR element | Binding | Comments |
|---|---|---|
| Condition.code | COVID19 Genreal Comorbidity Value Set | |
| Condition.modifierExtension:certaintyOfAbsence | CertaintyOfAbsenceVS |