| Literature DB >> 17510074 |
Jane Fleming1, Emily Zhao, Daniel W O'Connor, Penelope A Pollitt, Carol Brayne.
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Year: 2007 PMID: 17510074 DOI: 10.1093/ije/dyl293
Source DB: PubMed Journal: Int J Epidemiol ISSN: 0300-5771 Impact factor: 7.196