{"batchcode": "031A21A/045A21A", "histograms": [{"histogram": {"Angiogram": 1, "Blood test": 1, "Fatigue": 1, "Feeling abnormal": 1, "Headache": 1, "Magnetic resonance imaging": 1, "Tinnitus": 1, "Vertigo": 1, "Visual impairment": 1}, "batchcodes": ["031A21A/045A21A"]}]}