{"batchcode": "PFIZER EW0175", "histograms": [{"batchcodes": ["PFIZER EP7533", "PFIZER EW0175"], "histogram": {"Erectile dysfunction": 1, "Laziness": 1, "Libido decreased": 1}}, {"batchcodes": ["PFIZER EW0175"], "histogram": {"Asthenia": 1, "Ear infection": 1, "Gait disturbance": 1, "Hypoaesthesia": 1, "Injection site pain": 1, "Injection site vesicles": 1, "Joint range of motion decreased": 1, "Magnetic resonance imaging spinal": 1, "Magnetic resonance imaging thoracic abnormal": 1, "Mobility decreased": 1, "Myelitis transverse": 1, "Pain in extremity": 1, "Paraesthesia": 1, "Productive cough": 1, "SARS-CoV-2 test": 1, "Secretion discharge": 1, "Sensory loss": 1, "Spinal X-ray": 1}}]}