They may be different manifestations of the same or a similar process: nerve demyelination triggered by mitochondrial depletion in the affected area.
The COVID-19 from Neurological Overview/Norolojik Bakis Acisindan COVID-19. - Document - Gale Academic OneFile
Guillain-Barré Syndrome Associated with COVID-19 Vaccination - Volume 27, Number 12—December 2021 - Emerging Infectious Diseases journal - CDC
Sleep and neurological autoimmune diseases
General disorders of olfaction (Chapter 3) - The Neurology of Olfaction
What are the side effects of the Pfizer vaccine?
What are the side effects of the Pfizer vaccine?
Handbook for Civil Aviation Medical Examiners - TP 13312
Review article on COVID-19 and Guillain-Barré syndrome
Critical illness–associated weakness and related motor disorders - ScienceDirect
Covid Notes: Vertigo and Guillain-Barre After Vaccination - Hormones Matter
