Headache, anosmia, ageusia and other neurological symptoms in COVID-19: a cross-sectional study.

J Headache Pain · 2022 · PMC8721484 · PMID 34979899

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may be significantno p-value reported

The systemic inflammatory process, hypoxia, and drug use may be significant factors for the occurrence of these symptoms, [ 38 – 40 ] which may also be associated with the development of an encephalopathic condition [ 40 ].

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