| Literature DB >> 6405966 |
C Harrington, M Wood, N Rooney, T Clark, J Maddocks, D Slater.
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Year: 1983 PMID: 6405966 PMCID: PMC1548245 DOI: 10.1136/bmj.286.6379.1749
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623