| Literature DB >> 18450798 |
Ffion Lloyd-Williams, Simon Capewell, Robin Ireland, Christopher Birt.
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Year: 2008 PMID: 18450798 DOI: 10.1093/eurpub/ckn025
Source DB: PubMed Journal: Eur J Public Health ISSN: 1101-1262 Impact factor: 3.367