{"batchcode": "03/L2CA", "histograms": [{"histogram": {"Cough": 2, "Antibiotic therapy": 1, "Blood gases abnormal": 1, "Chest X-ray": 1, "Insomnia": 1, "Oxygen saturation decreased": 1, "SARS-CoV-2 test negative": 1, "Steroid therapy": 1, "Taste disorder": 1}, "batchcodes": ["03/L2CA"]}]}