| Literature DB >> 851713 |
W P Stephens, M L Espir, R B Tattersall, N P Quinn, S R Gladwell, A W Galbraith, E H Reynolds.
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Year: 1977 PMID: 851713 PMCID: PMC1605647 DOI: 10.1136/bmj.1.6063.754
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447