{"batchcode": "FL 7509", "histograms": [{"batchcodes": ["FL 7509"], "histogram": {"Blood test abnormal": 1, "Computerised tomogram abnormal": 1, "Deep vein thrombosis": 1, "Pain": 1, "Pain in extremity": 1, "Thrombectomy": 1, "Ultrasound Doppler abnormal": 1, "Venous stent insertion": 1}}]}