| Literature DB >> 16081449 |
Kathryn Maitland1, Simon Nadel, Andrew J Pollard, Thomas N Williams, Charles R J C Newton, Michael Levin.
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Year: 2005 PMID: 16081449 PMCID: PMC1183138 DOI: 10.1136/bmj.331.7512.337
Source DB: PubMed Journal: BMJ ISSN: 0959-8138