title: Ecological factors in learning disabilities.
mesh_terms: D002648:Child; D002675:Child, Preschool; D003677:Deficiency Diseases / Q000150:complications; D004777:Environment; D005260:Female; D006130:Growth Disorders / Q000150:complications; D006801:Humans; D006967:Hypersensitivity / Q000150:complications; D007859:Learning Disabilities / Q000209:etiology*; D008027:Light; D008297:Male; D011041:Poisoning; D012931:Social Environment; D013690:Television; D014131:Trace Elements / Q000172:deficiency
chemical_list: D014131:Trace Elements