{"batchcode": "EL347", "histograms": [{"batchcodes": ["EL347"], "histogram": {"Blood test": 1, "Chest X-ray": 1, "Confusional state": 1, "Haemoptysis": 1, "Laboratory test": 1, "Pain": 1, "Peripheral swelling": 1, "SARS-CoV-2 test": 1}}]}