{"batchcode": "20005", "histograms": [{"histogram": {"Chills": 1, "Deep vein thrombosis": 1, "International normalised ratio increased": 1, "Night sweats": 1, "Pain in extremity": 1, "Peripheral swelling": 1, "Pyrexia": 1, "Ultrasound Doppler abnormal": 1}, "batchcodes": ["20005"]}]}