{"batchcode": "031M20K", "histograms": [{"histogram": {"Computerised tomogram head normal": 1, "Echocardiogram": 1, "Hemiparesis": 1, "Ischaemic stroke": 1, "Magnetic resonance imaging head abnormal": 1, "Magnetic resonance imaging neck": 1}, "batchcodes": ["031M20K"]}]}