| Literature DB >> 18826776 |
Carolyn Chew-Graham, David Shiers, Derek Beeston.
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Year: 2008 PMID: 18826776 PMCID: PMC2553524 DOI: 10.3399/bjgp08X342200
Source DB: PubMed Journal: Br J Gen Pract ISSN: 0960-1643 Impact factor: 5.386