| Literature DB >> 6405846 |
A D Harries, E Fitzsimons, R Fifield, M J Dew, J Rhoades.
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Year: 1983 PMID: 6405846 PMCID: PMC1547707 DOI: 10.1136/bmj.286.6376.1476
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623