| Literature DB >> 18049197 |
J Alexander Cole, Francis A Farraye, Howard J Cabral, Yuqing Zhang, Kenneth J Rothman.
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Year: 2007 PMID: 18049197 DOI: 10.1097/EDE.0b013e3181571f1b
Source DB: PubMed Journal: Epidemiology ISSN: 1044-3983 Impact factor: 4.822