{"batchcode": "0412C21A", "histograms": [{"batchcodes": ["0412C21A"], "histogram": {"Blood iron decreased": 1, "Blood test": 1, "Cardiac disorder": 1, "Head injury": 1, "Injection site pruritus": 1, "Injection site rash": 1, "Loss of consciousness": 1, "Pain in extremity": 1, "Serum ferritin increased": 1}}]}