Ad26.COV2-S/COVID-19-Vaccine-Pfizer-BioNTec/elasomeran
Transverse myelitis, chronic inflammatory demyelinating polyneuropathy and optic neuritis: 3 case reports- 
            
              SeriousAn event is determined to be serious (based on the ICH definition) when the patient outcome is: 
 death
 life-threatening
 hospitalisation
 disability
 congenital anomaly
 other medically important event
