{"batchcode": "211DZ1A", "histograms": [{"histogram": {"Atrial fibrillation": 1, "Atrioventricular block": 1, "Chest pain": 1, "Computerised tomogram abnormal": 1, "Heart rate irregular": 1, "Magnetic resonance imaging abnormal": 1, "Vitamin D": 1}, "batchcodes": ["211DZ1A"]}]}