{"batchcode": "EN6299", "histograms": [{"histogram": {"Antiphospholipid antibodies positive": 1, "Arthralgia": 1, "Arthritis": 1, "Asthenia": 1, "Pain": 1, "Rheumatoid factor": 1}, "batchcodes": ["EL9261", "EN6299"]}, {"histogram": {"Anal abscess": 1, "SARS-CoV-2 test": 1}, "batchcodes": ["EN6299"]}]}