{"batchcode": "001BZ21A", "histograms": [{"histogram": {"Abdominal neoplasm": 1, "B-cell lymphoma": 1, "Biopsy": 1, "Chemotherapy": 1, "Laboratory test abnormal": 1, "Lymphadenopathy": 1, "Neck mass": 1, "Positron emission tomogram abnormal": 1}, "batchcodes": ["001BZ21A"]}]}