title: Multiple sclerosis and risk of cancer: a meta-analysis.
authors: Adam E
authors: AE
authors: Handel
authors: Sreeram V
authors: SV
authors: Ramagopalan
mesh_terms: D015331:Cohort Studies; D015897:Comorbidity; D003430:Cross-Sectional Studies; D006801:Humans; D009103:Multiple Sclerosis / Q000453:epidemiology*; D009369:Neoplasms / Q000453:epidemiology*; D016017:Odds Ratio; D012042:Registries; D018570:Risk Assessment