| Literature DB >> 19217004 |
Lisa J Colpe1, Joan F Epstein, Peggy R Barker, Joseph C Gfroerer.
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Year: 2009 PMID: 19217004 DOI: 10.1016/j.annepidem.2008.09.005
Source DB: PubMed Journal: Ann Epidemiol ISSN: 1047-2797 Impact factor: 3.797