| Literature DB >> 14729891 |
G Davey Smith1, J A C Sterne, P Tynelius, F Rasmussen.
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Year: 2004 PMID: 14729891 PMCID: PMC1732669 DOI: 10.1136/jech.58.2.126
Source DB: PubMed Journal: J Epidemiol Community Health ISSN: 0143-005X Impact factor: 3.710