| Literature DB >> 6279224 |
G I Dyer, O Young, P T Townsend, W P Collins, M I Whitehead, J Jelowitz.
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Year: 1982 PMID: 6279224 PMCID: PMC1496405 DOI: 10.1136/bmj.284.6318.789
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623