{"batchcode": "018Y21A", "histograms": [{"batchcodes": ["018Y21A", "FE8405"], "histogram": {"Biopsy lymph gland": 1, "COVID-19 immunisation": 1, "Non-Hodgkin's lymphoma": 1, "Positron emission tomography-magnetic resonance imaging": 1, "SARS-CoV-2 test positive": 1, "Serology test": 1}}]}