{"batchcode": "071B22A", "histograms": [{"histogram": {"Angiogram cerebral": 1, "Blood test": 1, "Computerised tomogram head": 1, "Incorrect product formulation administered": 1, "Magnetic resonance imaging head": 1, "Subarachnoid haemorrhage": 1}, "batchcodes": ["071B22A"]}]}