| Literature DB >> 2453246 |
S W Coppack1, R Evans, F B Gibberd, M E Clemens, J D Billimoria.
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Year: 1988 PMID: 2453246 PMCID: PMC2545156 DOI: 10.1136/bmj.296.6625.828
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623