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Incidence, Mortality, and Sex Distribution of Mongoloid Defectives

 

作者: R. G.Record,   AlwynSmith,  

 

期刊: British Journal of Preventive & Social Medicine  (BMJ Available online 1955)
卷期: Volume 9, issue 1  

页码: 10-15

 

年代: 1955

 

出版商: Br J Prev Soc Med

 

数据来源: BMJ

 

 

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