title: The environmental contribution to mental subnormality in Singapore children.
mesh_terms: D002648:Child; D002675:Child, Preschool; D004672:Encephalitis, Japanese / Q000150:complications / Q000517:prevention & control; D004777:Environment; D006801:Humans; D007223:Infant; D008607:Intellectual Disability / Q000209:etiology*; D007647:Kernicterus / Q000150:complications / Q000517:prevention & control; D012846:Singapore; D014390:Tuberculosis, Meningeal / Q000150:complications / Q000517:prevention & control