{"batchcode": "006M2A", "histograms": [{"histogram": {"Asthenia": 1, "Blood test": 1, "Dyspnoea": 1, "Fatigue": 1, "Myalgia": 1}, "batchcodes": ["001B21A", "006M2A"]}, {"histogram": {"COVID-19": 1, "SARS-CoV-2 test positive": 1}, "batchcodes": ["006M2A", "012L20A"]}, {"histogram": {"Blood test": 1, "Dyspnoea": 1, "Echocardiogram": 1, "Electrocardiogram": 1, "Electromyogram": 1, "Muscular weakness": 1, "Palpitations": 1, "Positron emission tomogram": 1}, "batchcodes": ["006M2A", "028L20A"]}, {"histogram": {"Abdominal pain upper": 1, "Asthma": 1, "Computerised tomogram thorax abnormal": 1, "Condition aggravated": 1, "Differential white blood cell count": 1, "Dizziness": 1, "Dysphagia": 1, "Dysphonia": 1, "Dyspnoea": 1, "Endoscopy normal": 1, "Erythema": 1, "Feeling abnormal": 1, "Fibrosis": 1, "Full blood count": 1, "Hypersensitivity": 1, "N-terminal prohormone brain natriuretic peptide": 1, "Nausea": 1, "Pain": 1, "Pleural thickening": 1, "Pneumonia": 1, "Pruritus": 1, "Pulmonary fibrosis": 1, "Pyrexia": 1, "Tachycardia": 1, "Throat tightness": 1, "Troponin T": 1}, "batchcodes": ["006M2A"]}]}