共 5 条
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[2]
Birth injury as the cause of mental retardation. Chaney RH,et al. Obstetrics and Gynecology . 1986
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Mental Retardation:Meeting the Chal enge. WHO. Geneva Papers on Risk and Insurance . 1985
[4]
The disabled child:A new approach to prevention amlrehabilitation. UNICEF. Geneva Papers on Risk and Insurance . 1981
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A study of the prevalence of mental retardation in Southern India.In:WHO.MR:Meeting The Challenge. Narayanan HS. Geneva Papers on Risk and Insurance . 1985