{"batchcode": "0291T21B", "histograms": [{"histogram": {"Angiogram pulmonary abnormal": 1, "Chest pain": 1, "Haemoptysis": 1, "Laboratory test normal": 1, "Myocardial necrosis marker normal": 1, "Palpitations": 1, "Pleural effusion": 1, "Pleuritic pain": 1, "Sinus tachycardia": 1}, "batchcodes": ["0291T21B"]}]}