Preventionmaybe better than cure — but has it worked?

 

作者: Garry Egger,  

 

期刊: Medical Journal of Australia  （WILEY Available online 1991）
卷期: Volume 155, issue 7  

页码: 431-432

 

ISSN:0025-729X

 

年代: 1991

 

DOI:10.5694/j.1326-5377.1991.tb93835.x

 

出版商: Wiley

 

数据来源: WILEY

 

 

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