{"batchcode": "01M21A", "histograms": [{"batchcodes": ["01M21A"], "histogram": {"Fatigue": 2, "Borrelia test negative": 1, "C-reactive protein normal": 1, "COVID-19": 1, "Cough": 1, "Exposure during pregnancy": 1, "Exposure to SARS-CoV-2": 1, "Feeling cold": 1, "Full blood count normal": 1, "Headache": 1, "Laboratory test normal": 1, "Muscular weakness": 1, "Oropharyngeal pain": 1, "SARS-CoV-2 test positive": 1, "Tremor": 1}}]}