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Letter to the Editor: Response to article “Cause of Multiple Sclerosis – 2021 in Review” in this issue and on

A letter to the editor from Leon W. Retief
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It is rather a stretch to so confidently assert that the cause of this disease has been found. Correlation is not causation.

I’d like to bring the following to your attention: Longitudinal analysis reveals high prevalence of Epstein-Barr virus associated with multiple sclerosis

Leon W. Retief