{"batchcode": "091D2IA", "histograms": [{"histogram": {"Abortion spontaneous": 1, "Exposure during pregnancy": 1, "Interchange of vaccine products": 1}, "batchcodes": ["032A2IA", "091D2IA"]}, {"histogram": {"Lymphadenopathy": 1}, "batchcodes": ["091D2IA"]}]}