{"batchcode": "007M2V", "histograms": [{"histogram": {"Autopsy": 1, "Death": 1, "Deep vein thrombosis": 1, "Histology": 1, "Laboratory test abnormal": 1, "Malaise": 1, "Pulmonary embolism": 1, "Venous aneurysm": 1}, "batchcodes": ["001A21A", "007M2V", "037C21A"]}]}