title: Letter: Methotrexate neurotoxicity.
mesh_terms: D000328:Adult; D000367:Age Factors; D002648:Child; D006801:Humans; D007278:Injections, Spinal; D008727:Methotrexate / Q000008:administration & dosage / Q000009:adverse effects* / Q000134:cerebrospinal fluid; D009420:Nervous System / Q000187:drug effects*; D009422:Nervous System Diseases / Q000139:chemically induced*
chemical_list: D008727:Methotrexate