| Literature DB >> 6215083 |
J M Sommerville, E H McLaren, L M Campbell, J M Watson.
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Year: 1982 PMID: 6215083 PMCID: PMC1500311 DOI: 10.1136/bmj.285.6347.1009
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623