Although most between-group comparisons did not reach statistical significance, smokers tended to show poorer performance on cognitive testing and higher scores on anxiety and worry-related indices and serum SOD levels.
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An Exploratory Cross-Sectional Study of the Association Between Regular Cigarette Smoking and Level of Disability, Hand Dexterity, Cognitive Impairment, Fatigue, and Markers of Oxidative Stress in Male Patients With Relapsing-Remitting Multiple Sclerosis.
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