{"batchcode": "0BA21A", "histograms": [{"batchcodes": ["045A21A", "0BA21A"], "histogram": {"Fatigue": 1, "Feeling abnormal": 1, "Headache": 1}}, {"batchcodes": ["0BA21A"], "histogram": {"Axillary pain": 1, "Exposure during pregnancy": 1}}]}