| Literature DB >> 14976099 |
Ellen Murray1, David Fitzmaurice, Debbie McCahon, Chris Fuller, Hardeep Sandhur.
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Year: 2004 PMID: 14976099 PMCID: PMC344261 DOI: 10.1136/bmj.328.7437.437
Source DB: PubMed Journal: BMJ ISSN: 0959-8138