{"batchcode": "FF20587", "histograms": [{"batchcodes": ["FF20587"], "histogram": {"Blindness unilateral": 1, "Blood test": 1, "Cerebrovascular accident": 1, "Computerised tomogram": 1, "Headache": 1, "Hemiplegia": 1, "Hypoaesthesia oral": 1, "Magnetic resonance imaging": 1, "Paraesthesia oral": 1, "Surgery": 1}}]}