title: [Vitamin B 12  not effective in all cases of neuritis].
mesh_terms: D006801:Humans; D009443:Neuritis / Q000188:drug therapy*; D019966:Substance-Related Disorders; D014805:Vitamin B 12 / Q000627:therapeutic use*
chemical_list: D014805:Vitamin B 12
vernacular_title: Vitamin B 12  nicht bei allen Neuritiden wirksam.