| Literature DB >> 15121810 |
Christopher C Butler1, Martyn Evans, David Greaves, Sharon Simpson.
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Year: 2004 PMID: 15121810 PMCID: PMC1079460 DOI: 10.1177/014107680409700503
Source DB: PubMed Journal: J R Soc Med ISSN: 0141-0768 Impact factor: 18.000