Query: What was my anxiety score on my last health survey?, FHIR Resource: {'resourceType': 'Encounter', 'status': 'finished', 'class': {'system': 'http://terminology.hl7.org/CodeSystem/v3-ActCode', 'code': 'AMB'}, 'type': [{'coding': [{'system': 'http://snomed.info/sct', 'code': '390906007', 'display': 'Follow-up encounter (procedure)'}], 'text': 'Follow-up encounter (procedure)'}], 'subject': {'reference': 'urn:uuid:d02baa31-9644-9ee3-cb2c-4f9fb487bd24', 'display': 'Mrs. Aletha771 Melody728 Hartmann983'}, 'participant': [{'type': [{'coding': [{'system': 'http://terminology.hl7.org/CodeSystem/v3-ParticipationType', 'code': 'PPRF', 'display': 'primary performer'}], 'text': 'primary performer'}], 'period': {'start': '2014-05-26T21:59:02+05:30', 'end': '2014-05-26T22:14:02+05:30'}, 'individual': {'reference': 'Practitioner?identifier=http://hl7.org/fhir/sid/us-npi|9999991695', 'display': 'Dr. José Emilio366 Leyva523'}}], 'period': {'start': '2014-05-26T21:59:02+05:30', 'end': '2014-05-26T22:14:02+05:30'}}