{"batchcode": "ER7833", "histograms": [{"batchcodes": ["EN6205", "ER7833", "FE3592"], "histogram": {"Atrial fibrillation": 1, "Blood urine present": 1, "Dizziness": 1, "Echocardiogram normal": 1, "Electrocardiogram abnormal": 1, "Laboratory test": 1, "Occult blood positive": 1, "Palpitations": 1, "Urine analysis normal": 1}}, {"batchcodes": ["ER7833"], "histogram": {"Diarrhoea": 2, "Fatigue": 2, "Nausea": 2, "Headache": 1, "Hypersensitivity": 1, "Malaise": 1, "Rash": 1, "Somnolence": 1, "Vomiting": 1}}]}