{"batchcode": "0121L20A EXP 7/", "histograms": [{"histogram": {"Cardiac failure congestive": 1, "Chest X-ray": 1, "Computerised tomogram": 1, "Dyspnoea": 1, "Echocardiogram": 1, "Laboratory test": 1, "Magnetic resonance imaging heart": 1, "Scan myocardial perfusion": 1}, "batchcodes": ["0121L20A EXP 7/", "029L20A"]}]}