| Literature DB >> 6786610 |
A Rees, J J Dalal, P G Reid, A H Henderson, M J Lewis.
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Year: 1981 PMID: 6786610 PMCID: PMC1505759 DOI: 10.1136/bmj.282.6278.1756-a
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623