| Literature DB >> 573650 |
J H Entrican, H Williams, I A Cook, W M Lancaster, J C Clark, L P Joyner, D Lewis.
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Year: 1979 PMID: 573650 PMCID: PMC1595958 DOI: 10.1136/bmj.2.6188.474
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447