Working from LogicaHealth IG
https://covid-19-ig.logicahealth.org/StructureDefinition-COVID-19-Generalunderlying-medical-Comorbiditescondition-Presentpresesnt.html
26 May discussion on extensibility see http://hl7.org/fhir/R4/extensibility.html#isModifier
See analysis spreadsheet by Linda Bird
FHIR element | Binding | Comments |
---|---|---|
Condition.code | COVID19 Genreal General Comorbidity Value Set | |
Condition.modifierExtension:certaintyOfPresence | CertaintyOfPresenceVS |
...