Reviewed by Neil Lava on December 27, 2017

Sources

National Multiple Sclerosis Society: "MS Symptoms."<br>Multiple Sclerosis: "Symptoms and Causes."<br>Cleveland Clinic: "Multiple Sclerosis."; nebari; FamVeld; diego cervo; Edwin Verin; Jupiterimages; BÅażej Łyjak; photolibrary.com; Comstock Images; AudioJungle.

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