{"batchcode": "PCA0059", "histograms": [{"histogram": {"Abdominal pain": 1, "Acute coronary syndrome": 1, "Cardiac failure congestive": 1, "Cardiomegaly": 1, "Catheterisation cardiac": 1, "Chest X-ray": 1, "Coronary artery occlusion": 1, "Ejection fraction": 1, "Interchange of vaccine products": 1, "Investigation": 1, "Lung infiltration": 1, "Multiple organ dysfunction syndrome": 1, "Myocardial infarction": 1, "Myocardial ischaemia": 1, "Pleural effusion": 1, "Pneumonia klebsiella": 1, "Pulmonary embolism": 1, "Respiratory tract infection": 1, "Urticaria": 1, "Vascular occlusion": 1, "Vascular stenosis": 1, "Viral infection": 1}, "batchcodes": ["PCA0059"]}]}