Query: When was my last imaging study and what was it for?, FHIR Resource: {'resourceType': 'DiagnosticReport', 'status': 'final', 'category': [{'coding': [{'system': 'http://terminology.hl7.org/CodeSystem/v2-0074', 'code': 'LAB', 'display': 'Laboratory'}]}], 'code': {'coding': [{'system': 'http://loinc.org', 'code': '24323-8', 'display': 'Comprehensive metabolic 2000 panel - Serum or Plasma'}], 'text': 'Comprehensive metabolic 2000 panel - Serum or Plasma'}, 'subject': {'reference': 'urn:uuid:60abc6f7-093a-6a59-8512-7cadf7e16bee'}, 'effectiveDateTime': '2016-12-29T16:52:06+05:30', 'result': [{'reference': 'urn:uuid:9ae7fc16-807b-339c-fa86-af56be5af7b1', 'display': 'Glucose [Mass/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:f2d96f60-0c15-5346-28e0-b38247f14672', 'display': 'Urea nitrogen [Mass/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:da88328e-bc7a-40ab-ada3-4f6798254c86', 'display': 'Creatinine [Mass/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:7c6fb68d-c693-dc5a-0058-3cc678982b04', 'display': 'Calcium [Mass/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:ad5eacfb-541f-2611-19ce-f2b1e1677c31', 'display': 'Sodium [Moles/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:83ffc93e-a092-cb31-522e-bb6d4d499421', 'display': 'Potassium [Moles/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:d7148b7c-72af-9357-2f8f-e1a68e18035b', 'display': 'Chloride [Moles/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:6d93ef88-fa7e-7d15-c6e7-a1211aa864a9', 'display': 'Carbon dioxide, total [Moles/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:522ffd91-9b03-b42f-d852-8ae598aac559', 'display': 'Glomerular filtration rate/1.73 sq M.predicted [Volume Rate/Area] in Serum or Plasma by Creatinine-based formula (MDRD)'}, {'reference': 'urn:uuid:f38e8f23-1ff6-f397-0904-39250f7da06b', 'display': 'Protein [Mass/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:0c43bd09-6ddb-fd5b-1bc6-b261eb0fad3f', 'display': 'Albumin [Mass/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:c14e954e-d243-f351-5eb8-7a86178d48c7', 'display': 'Bilirubin.total [Mass/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:819873f2-b8ca-36f2-0cf2-fb61c9baa42e', 'display': 'Alkaline phosphatase [Enzymatic activity/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:8c1a80f8-2dd0-5977-c02c-0c03622ea51d', 'display': 'Alanine aminotransferase [Enzymatic activity/volume] in Serum or Plasma'}, {'reference': 'urn:uuid:6fa8d0d4-54a8-21e6-34fe-8880af6fb2ec', 'display': 'Aspartate aminotransferase [Enzymatic activity/volume] in Serum or Plasma'}]}