title: Letter: Pyrimethamine in central-nervous-system leukaemia.
mesh_terms: D000328:Adult; D002493:Central Nervous System Diseases / Q000188:drug therapy; D002648:Child; D006801:Humans; D007938:Leukemia / Q000188:drug therapy*; D011739:Pyrimethamine / Q000008:administration & dosage / Q000009:adverse effects*; D012075:Remission, Spontaneous
chemical_list: D011739:Pyrimethamine