title: Childhood leukaemias remain unexplained.
mesh_terms: D002648:Child; D004196:Disease Outbreaks; D006801:Humans; D007938:Leukemia / Q000453:epidemiology* / Q000209:etiology; D009381:Neoplasms, Radiation-Induced / Q000453:epidemiology; D009688:Nuclear Reactors; D006113:United Kingdom / Q000453:epidemiology