| Literature DB >> 21316066 |
E Emerson1, R Madden, H Graham, G Llewellyn, C Hatton, J Robertson.
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Year: 2011 PMID: 21316066 DOI: 10.1016/j.puhe.2010.11.003
Source DB: PubMed Journal: Public Health ISSN: 0033-3506 Impact factor: 2.427