{"batchcode": "1C00CA", "histograms": [{"histogram": {"Brain natriuretic peptide": 1, "Dyspnoea exertional": 1, "Magnetic resonance imaging heart": 1, "Myocarditis": 1, "Sinus tachycardia": 1, "Ultrasound scan": 1}, "batchcodes": ["1C00CA"]}]}