[感谢yddhmm ]英文文献一篇
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标题:The control of confounding by intermediate variables
作者:James Robins
出版社:Statistics in Medicine
链接:http://www3.interscience.wiley.com/journal/113396429/abstract?CRETRY=1&SRETRY=0
2009-7-16 20:30 - woshiyu0809 - 文献求助专区