| Literature DB >> 6800501 |
D Galloway, H J Burns, L E Moffat, S G MacPherson.
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Year: 1982 PMID: 6800501 PMCID: PMC1496095 DOI: 10.1136/bmj.284.6314.472
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623