{"batchcode": "EW01501", "histograms": [{"batchcodes": ["EW01501"], "histogram": {"Arthralgia": 2, "Arthritis": 1, "Blood test": 1, "Headache": 1, "Joint effusion": 1, "Migraine": 1, "Myalgia": 1, "Nausea": 1, "Pain in extremity": 1, "Pyrexia": 1, "X-ray abnormal": 1}}]}