Query: What vaccines have I been given recently?, FHIR Resource: {'resourceType': 'Observation', 'status': 'final', 'category': [{'coding': [{'system': 'http://terminology.hl7.org/CodeSystem/observation-category', 'code': 'laboratory', 'display': 'Laboratory'}]}], 'code': {'coding': [{'system': 'http://loinc.org', 'code': '21000-5', 'display': 'Erythrocyte distribution width [Entitic volume] by Automated count'}], 'text': 'Erythrocyte distribution width [Entitic volume] by Automated count'}, 'subject': {'reference': 'urn:uuid:c3c262d7-4fa7-a191-7763-336a5562f55c'}, 'effectiveDateTime': '2021-11-11T02:23:54+05:30', 'valueQuantity': {'value': 45.991, 'unit': 'fL', 'system': 'http://unitsofmeasure.org', 'code': 'fL'}, 'interpretation': None}