{"batchcode": "018L20A", "histograms": [{"histogram": {"Back pain": 1, "Chills": 1, "Computerised tomogram": 1, "Dyspnoea": 1, "Erythema": 1, "Lymphadenopathy": 1, "Pain": 1, "Pain in extremity": 1, "Peripheral swelling": 1, "Thrombosis": 1}, "batchcodes": ["018L20A"]}]}