| Literature DB >> 11991916 |
A J Drake1, R J Howells, J P H Shield, A Prendiville, P S Ward, E C Crowne.
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Year: 2002 PMID: 11991916 PMCID: PMC1123030 DOI: 10.1136/bmj.324.7345.1081
Source DB: PubMed Journal: BMJ ISSN: 0959-8138