| Literature DB >> 15001482 |
Simon P Kelly, Judith Thornton, Georgios Lyratzopoulos, Richard Edwards, Paul Mitchell.
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Year: 2004 PMID: 15001482 PMCID: PMC381035 DOI: 10.1136/bmj.328.7439.537
Source DB: PubMed Journal: BMJ ISSN: 0959-8138