{"batchcode": "EX2425", "histograms": [{"histogram": {"Chest pain": 1, "Death": 1, "Echocardiogram": 1, "Ejection fraction": 1, "Electrocardiogram": 1, "Glomerular filtration rate": 1, "Glycosylated haemoglobin": 1, "Physical examination": 1}, "batchcodes": ["EX2425"]}]}