Table 2.

Example of FHIR queries that can be executed using the i2b2 FHIR server

	FHIR query	Number of returned FHIR resources	Number of patients
#1	http://10.XXX.XXX.XX:8080/FhirServerV12/i2b2Layer/DiagnosticReport?code=M321&_include=DiagnosticReport:subject&_include=DiagnosticReport:encounter	80 FHIR DiagnosticReport	36
#2	http://10.XXX.XXX.XX:8080/FhirServerV12/i2b2Layer/MedicationOrder?medication.code=3400893219874&_include=MedicationOrder:patient&_include=MedicationOrder:encounter&_include=MedicationOrder:medication	503 FHIR MedicationOrder	290