| Literature DB >> 3099901 |
J W Sweetenham, G M Mead, J M Whitehouse, C J Williams.
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Year: 1986 PMID: 3099901 PMCID: PMC1342194 DOI: 10.1136/bmj.293.6559.1435-b
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623