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A flow diagram depicts the spectrum of severe neurological complications following COVID-19 vaccinations (ADEM, acute disseminated encephalomyelitis; CVST, cerebral venous sinus thrombosis; LETM, longitudinally extensive transverse myelitis; MS, multiple sclerosis; NMOSD, neuromyelitis optica spectrum disorders; PRES, posterior reversible encephalopathy syndrome; TIA, transient ischemic attacks)
